Granite City Hospital S-4/A Registration of securities issued in business combination transactions (amended)

Exhibit 21

LIST OF SUBSIDIARIES OF COMMUNITY HEALTH SYSTEMS, INC.
AS OF October 2, 2007

EACH SUBSIDIARY IS WHOLLY OWNED BY COMMUNITY HEALTH SYSTEMS, INC. UNLESS OTHERWISE INDICATED.

Community Health Systems, Inc. (DE)

CHS/Community Health Systems, Inc. (DE)

Triad Healthcare Corporation (DE)

Community Health Systems Professional Services Corporation (DE)

Community Insurance Group, LTD. (Cayman Islands)

Community Health Systems Foundation (TN non-profit)

HealthTrust Purchasing Group, L.P. (DE) ¹⁷

CHS Realty Holdings I, Inc. (TN)

CHS Realty Holdings II, Inc. (TN)

CHS Realty Holdings Joint Venture (TN) — 50% (CHS Realty Holdings I, Inc. — 50%)

Pennsylvania Hospital Company, LLC (DE)

Pottstown Hospital Company, LLC (DE) — 99% (Hallmark Healthcare Corporation — 1%) d/b/a Pottstown Memorial Medical Center; Pottstown Memorial Medical Center Transitional Care Unit; Pottstown Memorial Medical Center Renal Care Unit; Pottstown Memorial Medical Center Home Care; Tri-County Laboratory; Schuylkill Valley Health System; Pottstown Obstetrical Associates; Pottstown Oncology Associates

Pottstown Memorial Malpractice Assistance Fund, Inc. (PA non-profit)

Pennsylvania Medical Professionals, P.C. (PA — Pottstown physician-owned captive PC)
d/b/a: Brandywine Hospitalist Group; Medical Specialists of Northampton; Pottstown Hospitalist Associates; Chestnut Hill Community Medical Associates; Chestnut Hill Hospital Care Associates

Coventry Clinic Company, LLC (DE)
d/b/a: Pottstown Pathology Associates, Pottstown Psychiatric Associates, Pottstown Emergency Medicine Associates;

Pottstown Clinic Company, LLC (DE) — 99% (Hallmark Healthcare Corporation — 1%) d/b/a: Coventry Family Care; Coventry Pediatrics; Berks Family Care; Coventry Family Care at the Court at Limerick; Coventry Hospitalists; Coventry Medical Group

Pottstown Imaging Company, LLC (DE) — 99% (Hallmark Healthcare Corporation — 1%) d/b/a Pottstown Imaging Center

Phoenixville Hospital Company, LLC (DE) — 99% (Hallmark Healthcare Corporation — 1%)
d/b/a Phoenixville Hospital; Phoenixville Hospital Therapy & Fitness; Limerick Medical Center; Cardiothoracic Surgical Specialists

Phoenixville Hospital Malpractice Assistance Fund, Inc. (PA non-profit)

Phoenixville Clinic Company, LLC (DE)
d/b/a: Phoenixville Surgical Associates; Phoenix Family and Sports Medicine; Hematology/Oncology Associates of Phoenixville

Women’s Healthcare Associates of Phoenixville, LLC (DE)

Schuylkill Internal Medicine Associates, LLC (DE)
d/b/a: Collegeville Primary Care; Jeffersonville Primary Care

2

CHHS Holdings, LLC (DE) — 99% (Hallmark Healthcare Corporation — 1%)

Chestnut Hill Health System, LLC (DE)¹⁴

CHHS Hospital Company, LLC (DE)
d/b/a Chestnut Hill Hospital; Chestnut Hill Family Practice

CHHS Development Company, LLC (DE)

CHHS Rehab Company, LLC (DE)
d/b/a Chestnut Hill Rehabilitation Hospital

CHHS ALF Company, LLC (DE)
d/b/a Springfield Residence; Evergreen Adult Day Program

Chestnut Hill Clinic Company, LLC (DE)
d/b/a: Chestnut Hill OB/GYN Associates; Penn Surgery at Chestnut Hill Hospital; Chestnut Hill Family Care Associates; Chestnut Hill Gynecology Oncology Associates; Chestnut Hill Maternal Fetal Medicine; Chestnut Hill Endocrinology, Diabetes and Metabolic Associates; Chestnut Hill Internal Medicine Associates; Springfield Medical Associates; Family Practice of Upper Dublin

Virginia Hospital Company, LLC (VA)

Petersburg Hospital Company, LLC (VA) — 99% (CHIC — 1%)
d/b/a Southside Regional Medical Center; Southside Regional Medical Center — Renal Services; Southside Regional Medical Center Home Health; Southside Rehabilitation Services (Petersburg & Colonial Heights); Southside Behavioral Health Services; Southside Industrial Medicine; Southside Regional Medical Center School of Nursing; Southside Regional Medical Center School of Radiation Sciences; Southside Regional Medical Center Professional Schools

Colonial Heights Imaging, LLC (VA)

Petersburg Clinic Company, LLC (VA) — 99% (CHIC — 1%)
d/b/a Southside Hospitalist Group; Southside Thoracic Surgery; Southside GI Specialists; Health Care Plus(Colonial Heights & Chesterfield); Southside General Surgery; Interventional Pain Specialists; Community Cardiology and Internal Medicine; Rivers Bend Family Practice

Community Health Investment Corporation (DE)

Marion Hospital Corporation (IL)
d/b/a: Heartland Regional Medical Center; Heartland Regional Medical Center Home Health Agency

Heartland Regional Health System, LLC (IL)

Heartland Malpractice Assistance Fund, Inc. (IL non-profit)

3

Webb Hospital Corporation (DE)

Webb Hospital Holdings, LLC (DE)

Laredo Texas Hospital Company, L.P. (TX)¹⁹
d/b/a: Laredo Medical Center; LMC Ambulatory Care Center — North; LMC Outpatient Diagnostic Center; LMC Lamar Bruni Vergara Rehabilitation Center; LMC Child Care Center; LMC Outpatient Diagnostic Center — South; Zapata Minor Care Center; Zapata EMS; Zapata Medical Center

Laredo Texas Home Care Services Company, L.P. (TX) —99% LP (Webb Hospital Corporation — 1% GP)
d/b/a: Laredo Medical Center Home Health; Laredo Medical Center Hospice; Laredo Home Medical Equipment; Laredo Home Infusion

4

CHS Holdings Corp. (NY)

Professional Account Services Inc. (TN)
d/b/a: Community Account Services, Inc. (only in the states of TX, AR, NM, CA & IN)

Physician Practice Support, Inc. (TN)
d/b/a: Texas Clinic Practice Support, Inc. (in TX); PPSI Alabama, Inc. (in AL)

Hartselle Physicians, Inc. (AL)
d/b/a: Family Health of Hartselle

Troy Hospital Corporation (AL)

Edge Medical Clinic, Inc. (AL)

Greenville Hospital Corporation (AL)
d/b/a: L.V. Stabler Memorial Hospital

Central Alabama Physician Services, Inc. (AL)

Community Health Network, Inc. (AL)

Eufaula Clinic Corp. (AL)

Eufaula Hospital Corporation (AL)

Foley Hospital Corporation (AL)
d/b/a: South Baldwin Regional Medical Center; South Baldwin Regional Medical Center Home Health Agency

Foley Clinic Corp. (AL)
d/b/a: Orange Beach Family Practice

Foley Home Health Corporation (AL)

Greenville Clinic Corp. (AL)

Fort Payne Hospital Corporation (AL)
d/b/a: DeKalb Regional Medical Center

Fort Payne Clinic Corp. (AL)
d/b/a DeKalb Internal Medicine Fort Payne Home Care Corporation (AL)
d/b/a: DeKalb Regional Home Health

Fort Payne RHC Corp. (AL)
d/b/a: DeKalb Clinic

5

Centre Hospital Corporation (AL)
d/b/a: Cherokee Medical Center

Centre Clinic Corp. (AL)

Centre Home Care Corporation (AL)
d/b/a: Cherokee Home Health; Cherokee Hospice

Centre RHC Corp. (AL)
d/b/a: Cherokee Clinic

Phillips Hospital Corporation (AR)
d/b/a Helena Regional Medical Center, Helena Regional Medical Center Home Health Agency; Marvell Medical Clinic; Regional Home Care, Helena; Regional Home Care, Forrest City

Phillips Clinic Corp. (AR)
d/b/a Helena Medical Clinic

Harris Medical Clinics, Inc. (AR)
d/b/a: Harris Internal Medicine Clinic; Harris Pediatric Clinic

Forrest City Hospital Corporation (AR)

Forrest City Arkansas Hospital Company, LLC (AR)
d/b/a: Forrest City Medical Center; Forrest City Emergency Medicine Associates

Ambulance Services of Forrest City, LLC (AR)
d/b/a: St. Francis County EMS

Forrest City Clinic Company, LLC (AR)
d/b/a: Three Rivers Internal Medicine; East Arkansas Center for Women’s Health

Bullhead City Hospital Investment Corporation (DE)¹⁵

Bullhead City Hospital Corporation (AZ)
d/b/a: Western Arizona Regional Medical Center; Western Arizona Regional Medical Center Home Health Agency; Western Arizona Regional Medical Center Hospice; W.A.R.M.C. Imaging Center

Bullhead City Clinic Corp. (AZ)
d/b/a: Empire Urology Associates; Colorado River Women’s Center; Mohave Surgical Associates of Arizona; Mohave Valley Specialty Center; Continental Divide Surgical Services

Bullhead City Imaging Corporation (AZ)

Silver Creek MRI, LLC (AZ)¹
d/b/a: Silver Creek Open MRI

6

Western Arizona Regional Home Health and Hospice, Inc. (AZ)
d/b/a: Mohave Home Health; Mohave Hospice

Payson Hospital Corporation (AZ)
d/b/a: Payson Regional Medical Center; Payson Regional Home Health Agency; Payson Regional Medical Center Outpatient Treatment Center

Payson Healthcare Management, Inc. (AZ)
d/b/a: Payson Regional Bone & Joint; Payson Pediatrics

Hospital of Barstow, Inc. (DE)
d/b/a: Barstow Community Hospital

Barstow Healthcare Management, Inc. (CA)

Watsonville Hospital Corporation (DE)
d/b/a: Watsonville Community Hospital; Prime Health at Home; The Monterey Bay Wound Treatment Center

Fallbrook Hospital Corporation (DE)
d/b/a: Fallbrook Hospital; Fallbrook Hospital Home Health; Fallbrook Hospital Skilled Nursing Facility; Fallbrook Hospital Hospice

North Okaloosa Medical Corp. (FL) ²

North Okaloosa Surgery Venture Corp. (FL)

Crestview Surgery Center, L.P.(TN)
d/b/a Crestview Surgery Center (in Florida)

Crestview Hospital Corporation (FL)
d/b/a: North Okaloosa Medical Center; North Okaloosa Medical Center Home Health; Gateway Medical Clinic; Hospitalist Services of Okaloosa County; Baker Clinic; Baker Medical Clinic; Gateway Medical Clinic — Baker; Bluewater Bay Medical Center; North Okaloosa Medical Center — Transitional Care Unit

Crestview Professional Condominiums Association, Inc. (FL non-profit)¹⁶

Gateway Medical Services, Inc. (FL)

7

North Okaloosa Clinic Corp. (FL)
d/b/a: Bluewater-Gateway Family Practice; Advanced Family Medicine Clinic

North Okaloosa Home Health Corp. (FL)
d/b/a: Okaloosa Regional Home Health Services

Lake Wales Clinic Corp. (FL)
d/b/a: Surgical Consultants of Central Florida; Cypresswood Family Clinic; Specialty Orthopedics of Central Florida; Polk Cardiology Associates; Neurodiagnostic & Sleep Center of Polk County

Lake Wales Hospital Investment Corporation (FL) ²⁰

Lake Wales Hospital Corporation (FL)
d/b/a: Lake Wales Medical Centers

Fannin Regional Hospital, Inc. (GA)
d/b/a: Fannin Regional Hospital; Fannin Regional M.O.B; Medical Specialties of Ellijay

Fannin Regional Orthopaedic Center, Inc. (GA)

Hidden Valley Medical Center, Inc. (GA)
d/b/a: Hidden Valley Medical Clinic—Blue Ridge; Hidden Valley Medical Clinic — Ellijay; Tri-County Women’s Health; Blue Ridge Primary Care

Granite City Hospital Corporation (IL)

Granite City Illinois Hospital Company, LLC (IL)
d/b/a: Gateway Regional Medical Center; Gateway Regional Medical Center Hospice; Gateway Regional Medical Center Occupational Health; Gateway Regional Medical Center Outpatient Pharmacy; Gateway Pharmacy; Gateway Regional Medical Center Home Health Agency;

Edwardsville Ambulatory Surgery Center, L.L.C. (IL)³

Gateway Malpractice Assistance Fund, Inc. (IL non-profit)

Granite City Orthopedic Physicians Company, LLC (IL)
d/b/a: Illinois SW Orthopedics

Granite City Clinic Corp. (IL)
d/b/a: Gateway Vascular and Surgical Associates; Gateway Urological Associates; Women’s Wellcare of Southwestern Illinois; Gateway Internal Medicine; Family Medicine Associates of Illinois; Gateway Surgical and Vein Care; Premiere Internal Medicine; The Center for Joint Therapy

Granite City Physicians Corp. (IL)
d/b/a Heartland Healthcare

8

Anna Hospital Corporation (IL)
d/b/a: Union County Hospital; Union County Hospital Long Term Care; Hospital Home Health

Anna Clinic Corp. (IL) d/b/a: Union County Family Medicine; Union County Surgical Services

Red Bud Hospital Corporation (IL)

Red Bud Illinois Hospital Company, LLC (IL)
d/b/a: Red Bud Regional Hospital, Red Bud Nursing Home; Red Bud Regional Hospital Home Care Services

Red Bud Clinic Corp. (IL)
d/b/a: Red Bud Surgical Specialists; Red Bud Regional Family Health; Red Bud Regional Internal Medicine & Pediatrics; Red Bud Anesthesia Group; Red Bud Internal Medicine and Geriatrics

Memorial Management, Inc. (IL)
d/b/a: Heartland Community Health Center; Heartland Cardiovascular Surgeons; Internal Medicine of Southern Illinois; Heartland Cardiology Specialists; Delaney Clinic; Heartland Urology

Southern Illinois Medical Care Associates, LLC (IL)

River to River Heart Group, LLC (IL)

Heartland Rural Healthcare, LLC (IL)

Galesburg Hospital Corporation (IL)
d/b/a: Galesburg Cottage Hospital; Galesburg Cottage Hospital Skilled Nursing Unit; Galesburg Emergency Physicians Associates; Galesburg Nurse Anesthetists Associates

In-Home Medical Equipment Supplies and Services, Inc. (IL)

Cottage Home Options, L.L.C. (IL)⁹

Cottage Rehabilitation and Sports Medicine, L.L.C. (IL)¹⁰

In-Home Assistance, L.L.C. (IL)²¹

Western Illinois Kidney Center, L.L.C. (IL)¹¹

9

Knox Clinic Corp. (IL)
d/b/a: Galesburg Internal Medicine; Pediatric Associates of Galesburg; Knoxville Clinic; Galesburg Children’s Clinic; Galesburg Medical Arts Clinic; Galesburg Family Practice Clinic; Cottage Ear, Nose and Throat

Galesburg Home Care Corporation (IL)
d/b/a: Midwest Regional Home Care; Option Care Midwest

Galesburg In-Home Assistance, Inc. (IL)

Waukegan Hospital Corporation (IL)

Waukegan Illinois Hospital Company, LLC (IL)
d/b/a: Vista Medical Center East; Vista Medical Center West; Vista Surgery Center; Vista Treatment Center; Vista MRI Institute; Vista Imaging Center; Vista Physical Medicine & Rehab; Vista Work Power Center; Vista Health System

Waukegan Clinic Corp. (IL)

Waukegan Hospice Corp. (IL)
d/b/a: Star Hospice of Vista Health

Lindenhurst Illinois Hospital Company, LLC (IL)
d/b/a/: Vista Medical Center Lindenhurst

NWI Hospital Holdings, LLC (DE)

Porter Health Services, LLC (DE)
d/b/a: Porter Health Services, LLC of Delaware; Porter Emergency Medical Services

Porter Physician Services, LLC (DE)
d/b/a: Westchester Medical Group; Portage Medical Group; Porter Orthopedic Surgeons; Porter Occupational Medicine

Northwest Indiana Health System, LLC (DE)

Porter Hospital, LLC (DE)
d/b/a: Porter, DeMotte Medical Center; Porter, Valparaiso Hospital; Porter, Portage Hospital; Porter, Valparaiso Outpatient Center; Porter, Chesterton Medical Center; Porter, Valparaiso Therapy Services; Porter, Hebron Medical Center; Porter, Glendale Medical Center; Porter, Northwest Indiana PET/CT Center; Porter, Portage Outpatient Center

10

Hospital of Fulton, Inc. (KY)
d/b/a: Parkway Regional Hospital, Clinton-Hickman County Medical Center; Hillview Medical Clinic; Parkway Regional Home Health Agency; Hickman-Fulton County Medical Clinic; Regional Home Care, Parkway; Parkway Regional Therapy & Wellness Center

Parkway Regional Medical Clinic, Inc. (KY)
d/b/a: Women’s Wellness Center; Doctors Clinic of Family Medicine; South Fulton Family Clinic

Hospital of Louisa, Inc. (KY)
d/b/a: Three Rivers Medical Center; Three Rivers Home Care

Three Rivers Medical Clinics, Inc. (KY)
d/b/a: Big Sandy Family Care

Jackson Hospital Corporation (KY)
d/b/a: Middle Kentucky River Medical Center; Kentucky River Medical Center

Jackson Physician Corp. (KY)
d/b/a: Wolfe County Clinic; Beatyville Medical Clinic; Community Medical Clinic; Jackson Pediatrics Clinic; Jackson Women’s Care Clinic; Jackson Urology; Jackson Foot and Ankle Clinic

Kentucky River Physician Corporation (KY)
d/b/a: Jackson Medical Clinic; Booneville Medical Clinic

Community GP Corp. (DE)

River West Home Care, LLC (DE)

Community LP Corp. (DE)

Chesterfield/Marlboro, L.P. (DE) — 99.5% LP (Community GP Corp. — .5% GP)
d/b/a: Marlboro Park Hospital; Chesterfield General Hospital

Cleveland Regional Medical Center, L.P. (DE) — 99.5% LP (Community GP Corp. — .5% GP)
d/b/a: Cleveland Regional Medical Center; Cleveland Regional Medical Center Home Health Agency

Timberland Medical Group (TX CNHO)
d/b/a: Big Bend Women’s Health Center; Ear Nose & Throat Associates of Texas; Big Bend Surgical Associates; Aledo Primary Care Clinic

Northeast Medical Center, L.P. (DE) — 99.5% LP (Community GP Corp. — .5% GP)

11

Ruston Hospital Corporation (DE)

Ruston Louisiana Hospital Company, LLC (DE)
d/b/a: Northern Louisiana Medical Center Ruston Clinic Company, LLC (DE)
d/b/a: OB/GYN Associates of Ruston; Lincoln Surgical Associates; La Femme Obstetrics and Gynecology

Olive Branch Hospital, Inc. (MS)

Olive Branch Clinic Corp. (MS)

Community Health Care Partners, Inc. (MS)
d/b/a: Community Choice Network (in Tennessee)

Washington Hospital Corporation (MS)

King’s Daughters Malpractice Assistance Fund, Inc. (MS non-profit)

Washington Clinic Corp. (MS)

Washington Physician Corp. (MS)

Kirksville Hospital Corporation (MO)

Kirksville Missouri Hospital Company, LLC (MO)⁴
d/b/a Northeast Regional Medical Center; Northeast Home Health Services; Northeast Regional Health and Fitness Center; Northeast Regional Health System; Family Health Center of Edina; A.T. Still Rehabilitation Center

New Concepts Open MRI, LLC (MO)⁵

Kirksville Academic Medicine, LLC (MO)
d/b/a: Academic Medicine

Kirksville Clinic Corp. (MO)
d/b/a: Northeast Regional Specialty Group; Women’s Health Center

Moberly Hospital, Inc. (MO)
d/b/a: Moberly Regional Medical Center; Downtown Athletic Club; Moberly Regional ER Associates; Moberly OB/Gyn

Moberly Medical Clinics, Inc. (MO)
d/b/a: Tri-County Medical Clinic; Shelbina Medical Clinic; Regional Medical Clinic; MRMC Clinic

Moberly Physicians Corp. (MO)

12

Farmington Hospital Corporation (MO)

Farmington Missouri Hospital Company, LLC (MO)
d/b/a: Mineral Area Regional Medical Center; Mineral Area Regional Medical Center Home Health Services; Mineral Area Anesthesia Associates; Mineral Area ER Associates; Mineral Area Oncology Associates; Children’s Haven; Pilot Knob Rural Health Clinic

Farmington Clinic Company, LLC (MO)
d/b/a: Mineral Area Physicians; Park Hills Primary Care; Fredericktown Primary Care; Farmington Primary Care; Bonne Terre Primary Care; Maple Valley Primary Care; Mineral Area Primary Care; Mineral Area Health Care; Mineral Area Orthopedics; Women’s Health and Wellness Center

Mineral Area Pharmacy and Durable Medical Equipment, LLC (MO)

Salem Hospital Corporation (NJ)
d/b/a: Memorial Hospital of Salem County; South Jersey Physical Therapy and Back Rehabilitation Center; Beckett Diagnostic Center; Memorial Home Health; Hospice of Salem County; The Memorial Hospital of Salem County; South Jersey Physical Therapy of the Memorial Hospital of Salem County

The Surgery Center of Salem County, L.L.C. (NJ)⁶

Memorial Hospital of Salem Malpractice Assistance Fund, Inc.
(NJ non-profit) Salem Medical Professionals, P.C. (NJ — Salem physician-owned captive PC)
d/b/a: Children’s Healthcare Center; South Jersey Family Care Center; Salem County Surgical Associates

Salem Clinic Corp. (NJ)
d/b/a: Children’s Healthcare Center; South Jersey Family Care Center; Salem County Surgical Associates

Deming Hospital Corporation (NM)
d/b/a: Mimbres Memorial Hospital and Nursing Home; Deming Rural Health Clinic; Mimbres Home Health and Hospice

Deming Clinic Corporation (NM)

13

Roswell Hospital Corporation (NM)
d/b/a: Eastern New Mexico Medical Center; Eastern New Mexico Transitional Care Unit; Sunrise Mental Health Services; Eastern New Mexico Family Practice Residency Program; Eastern New Mexico Family Practice Residency Center; Valley Health Clinic of Eastern New Mexico Medical Center

Roswell Clinic Corp. (NM)
d/b/a: Ruidoso Family Care Center

Roswell Community Hospital Investment Corporation (DE)

San Miguel Hospital Corporation (NM)
d/b/a: Alta Vista Regional Hospital

San Miguel Clinic Corp. (NM)
d/b/a: Alta Vista Surgical Specialists; Alta Vista Hospitalist Group; Alta Vista Urological Specialists; Rio Vista OB/Gyn

Williamston Clinic Corp. (NC)
d/b/a: Northeastern Primary Care Group; University Family Medicine Center; Roanoke Women’s Healthcare; Coastal Pulmonary Clinic of Williamston; Roanoke Orthopedics

Williamston Hospital Corporation (NC)
d/b/a: Martin General Hospital; Northern Primary Care Group; University Family Medicine Center; Roanoke Women’s Healthcare; Martin General Health System

Plymouth Hospital Corporation (NC)

HEH Corporation (OH)
d/b/a: HEH Nashville Corporation; CH Aviation

Kay County Hospital Corporation (OK)

Kay County Oklahoma Hospital Company, LLC (OK)
d/b/a: Ponca City Medical Center

Kay County Clinic Company, LLC (OK)
d/b/a: Ponca City Anesthesia Associates; Ponca City Diagnostic Associates; Ponca City Behavioral Medicine Associates

Ponca City Home Care Services, Inc. (OK)
d/b/a: At Home Medical of Ponca City

14

CHS Berwick Hospital Corporation (PA)
d/b/a: Berwick Hospital Center; Berwick Recovery System; Berwick Hospital Center Home Health Care; Berwick Retirement Village Nursing Home; Berwick Home Health Hospice Care; Berwick Family Medicine and Obstetrics; Berwick Hospital CRNA Group

Berwick Medical Professionals, P.C. (PA — Pottstown physician-owned captive PC)

Berwick Clinic Company, LLC (DE)
d/b/a: Internal Medicine and Family Practice Associates; Neurology Specialties; Five Mountain Family Practice; Valley Endocrinology; Berwick Pediatrics; Berwick Medical Professionals; Susquehanna Valley Women’s Health; Huntington Mills Family Practice; Comprehensive Vascular Surgery; Mifflinville Family Practice

Berwick Clinic Corp. (PA)

Berwick Home Health Private Care, Inc. (PA)

Clinton Hospital Corporation (PA)
d/b/a: Lock Haven Hospital — Extended Care Unit; Lock Haven Hospital; Haven Wound Care Clinic, an Affiliate of Lock Haven Hospital; Haven; Haven Diagnostic Sleep Lab; Haven Occupational Health

Lock Haven Medical Professionals, P.C. (PA — Pottstown physician-owned captive PC)
d/b/a: Community Medical Care Associates

Lock Haven Clinic Company, LLC (DE)
d/b/a: Haven Orthopedic and Sports Medicine; Haven Surgical Associates; Haven Hospitalists Professionals; Haven Healthcare for Women; Haven Urological Professionals; Haven Primary Care

Haven Clinton Medical Associates, LLC (DE)

15

Coatesville Hospital Corporation (PA)
d/b/a: Brandywine Hospital; Brandywine Health System, Brandywine School of Nursing; Brandywine Hospitals; Women’s Health-New Garden; Brandywine Hospital Home Health; Brandywine Hospital Hospice; Brandywine Hospital Cardiothoracic Surgery

BH Trans Corporation (PA)
d/b/a Medic 93; Sky Flightcare

Brandywine Hospital Malpractice Assistance Fund, Inc. (PA non-profit)

Arusha LLC (PA)¹³
d/b/a: The Surgery Center of Chester County

Diagnostic Imaging Management of Brandywine Valley, LLC (PA)

Diagnostic Imaging of Brandywine Valley, LP (PA)

Coatesville Clinic Company, LLC (DE)
d/b/a: Surgical Associates of Chester County; Brandywine OB/Gyn Associates; Brandywine Valley Orthopedics; Oaklands Family Medicine; Brandywine Valley Internal Medicine; Brandywine Valley Family Medicine; Brandywine Valley Radiology

Northampton Hospital Corporation (PA)
d/b/a: Easton Hospital; Easton Hospital Home Health Services; Outlook House; Nazareth Area Family Medicine Associates; Easton Hospital Hospice; The Imaging Center at Easton; Northampton Internal Medicine Associates

Easton Hospital Malpractice Assistance Fund, Inc. (PA non-profit)

Northampton Clinic Company, LLC (DE)
d/b/a: Easton Area Obstetrics & Gynecology Associates; Easton Area Family Medicine Associates; Bethlehem Area Pediatric Associates; George M. Joseph, MD & Associates; Brighton Obstetrics & Gynecology; Cardiothoracic Surgeons of Easton; Monroe County Women’s Health Center; Easton Community Care Center 4^th Street; Easton Community Care Center 22^nd Street; Sullivan Trail Family Care; Easton Pulmonary Medicine Associates; Easton Dermatology and Aesthetics Center

Northampton Physician Services Corp. (PA)

16

West Grove Hospital Corporation (PA)
d/b/a: Jennersville Regional Hospital; Jennersville Regional Home Health Services; Jennersville Regional Hospital Hospice Program; HealthTech; Jennersville Pediatrics; Jennersville OB Associates; Home Health of Brandywine; Hospice of Brandywine

Southern Chester County Medical Building I (32.957%)
Southern Chester County Medical Building II (41.1766%)

Jennersville Regional Hospital Malpractice Assistance Fund, Inc. (PA non-profit)

West Grove Clinic Company, LLC (DE)
d/b/a: Jennersville Surgical Associates; Jennersville Orthopaedics & Sports Medicine; Jennersville Hospitalist Associates; Jennersville Gastroenterology Associates

Pottstown Hospital Corporation (PA)

Sunbury Hospital Corporation (PA)
d/b/a: Sunbury Community Hospital; Sunbury Community Hospital Skilled Nursing Facility; Sunbury Community Hospital Behavioral Health

Sunbury Clinic Company, LLC (DE)
d/b/a: Community Care Family Practice of Sunbury; Community Care Family Practice of Selinsgrove; Community Care Internal Medicine of Sunbury; Community Care Internal Medicine of Shamokin Dam; Community Care Pulmonary Medicine of Sunbury, Sunbury Anesthesia Group

Lancaster Hospital Corporation (DE)
d/b/a: Springs Memorial Hospital; Lancaster Recovery Center; Rock Hill Rehabilitation; Lancaster Rehabilitation; Springs Business Health Services; Hospice of Lancaster; Springs Wound Treatment Center; Kershaw Family Medicine Center; Home Care of Lancaster

Carolina Surgery Center, LLC (SC)²²

Lancaster Imaging Center, LLC (SC)⁷

Lancaster Clinic Corp. (SC)
d/b/a: Lancaster Pediatrics; Springs Healthcare; Lancaster Urgent Care Clinic

Chesterfield Clinic Corp. (SC)
d/b/a: Palmetto Pediatrics; Cheraw Medical Associates, and Reynolds Family Medicine; Chesterfield Family Medicine; Women’s Health Specialists; Palmetto Orthopedics Practice

17

Marlboro Clinic Corp. (SC)
d/b/a: Pee Dee Clinics and Cardiology Associates; Marlboro Pediatrics and Allergy; Carolinas Surgical Associates; Women’s Healthcare Specialists; Palmetto Orthopedics Practice

Polk Medical Services, Inc. (TN)

East Tennessee Health Systems, Inc. (TN)

Sparta Hospital Corporation (TN)
d/b/a: White County Community Hospital

White County Physician Services, Inc. (TN)
d/b/a: Doyle Medical Clinic; White County Medical Associates; White County Women’s Healthcare; White County Pediatrics and Internal Medicine; American Ear, Nose & Throat; Center for Digestive Healthcare; Center for Urologic Care; Pulmonology Associates of White County

Lakeway Hospital Corporation (TN)

Hospital of Morristown, Inc. (TN)
d/b/a: Lakeway Regional Hospital; Morristown Professional Building; Lakeway Regional Women’s Imaging Center Morristown Surgery Center, LLC (TN)

Morristown Clinic Corp. (TN)
d/b/a: Grainger County Family Medicine

East Tennessee Clinic Corp. (TN)

Morristown Professional Centers, Inc. (TN)

Senior Circle Association (TN non-profit)

Jackson Hospital Corporation (TN)

Jackson, Tennessee Hospital Company, LLC (TN)
d/b/a: Regional Hospital of Jackson; Cardiovascular Surgery Center of West Tennessee

McKenzie Hospital Corporation (TN)
d/b/a: McKenzie Regional Hospital; Ambulance Service of McKenzie

Lexington Hospital Corporation (TN)
d/b/a: Henderson County Community Hospital; Ambulance Service of Lexington; Henderson County ER Group

Brownsville Hospital Corporation (TN)
d/b/a: Haywood Park Community Hospital

18

Dyersburg Hospital Corporation (TN)
d/b/a: Dyersburg Regional Medical Center; Regional Home Care, Dyersburg; Regional Home Care, Jackson; Regional Home Care, Lexington; Regional Home Care, Martin; Regional Home Care, McKenzie; Regional Home Care, Selmer; Regional Home Care, Brownsville; Ambulance Service of Dyersburg; Dyersburg Emergency Physicians

Martin Hospital Corporation (TN)
d/b/a: Volunteer Community Hospital

McNairy Hospital Corporation (TN)
d/b/a: McNairy Regional Hospital; Ambulance Service of McNairy

Madison Clinic Corp. (TN)
d/b/a: Jackson Pediatric Center; Jackson Regional Surgery Center; Midsouth Surgical and Bariatrics; Regional Hospital Occ-Med Clinic; Regional Family Medicine; Eastside Primary Care; Medical Clinic of Henderson; Lexington Obstetrics and Gynecology; Regional Obstetrics and Gynecology; North Jackson Internal Medicine; Madison Surgical Clinic

McKenzie Clinic Corp. (TN)
d/b/a: Family Medicine Clinic; West Carroll Medical Clinic

Lexington Clinic Corp. (TN)
d/b/a: Lexington Family Care Clinic; Lexington Internal Medicine; Lexington Internal Medicine Partners

Brownsville Clinic Corp. (TN)
d/b/a: Brownsville Women’s Center; Brownsville Surgery Clinic

Dyersburg Clinic Corp. (TN)
d/b/a Dyersburg Internal Medicine Clinic; Dyersburg Surgical Associates; Dyersburg Regional Women’s Center; Ridgely Medical Clinic; Dyersburg Diabetes Clinic; Dyersburg Urology Clinic; Lauderdale Medical Clinic

Martin Clinic Corp. (TN)
d/b/a: Rural Health Associates of NW TN; Martin Pediatric Clinic; Martin Specialty Clinics; Union City Women’s Specialty Clinic; Sharon Family Practice; Volunteer Physicians Center

Riverside MSO, LLC (TN)⁸

McNairy Clinic Corp. (TN)

Ambulance Services of McNairy, Inc. (TN)
d/b/a: McNairy Regional EMS

Ambulance Services of McKenzie, Inc. (TN)
d/b/a: McKenzie Regional EMS

19

Ambulance Services of Lexington, Inc. (TN)
d/b/a: Henderson County EMS

Ambulance Services of Dyersburg, Inc. (TN)
d/b/a: Dyersburg Regional EMS

Shelbyville Hospital Corporation (TN)
d/b/a: Bedford County Medical Center; Bedford County Medical Center Home Health; Wartrace Family Practice Clinic

Shelbyville Clinic Corp. (TN)
d/b/a: Surgical Specialty Services; Shelbyville Pulmonary Services; Shelbyville Surgical Clinic; Shelbyville Women’s Center; Shelbyville Internal Medicine Associates; Shelbyville Pediatric Clinic

Highland Health Systems, Inc. (TX)

Big Spring Hospital Corporation (TX)
d/b/a: Scenic Mountain Medical Center; Scenic Mountain Home Health; Scenic Mountain Medical Center Skilled Nursing Facility; Scenic Mountain Medical Center Psychiatric Unit

Scenic Managed Services, Inc. (TX)
d/b/a: Scenic Mountain MSO

SMMC Medical Group (TX CNHO)

Granbury Hospital Corporation (TX)
d/b/a: Lake Granbury Medical Center; Lake Granbury Medical Center Home Health

Hood Medical Group (TX CNHO)
d/b/a: Brazos Medical and Surgical Clinic; Lake Granbury Primary Care; Lake Granbury Specialty Care; Lake Granbury Hospital Care

Granbury Texas Hospital Investment Corporation (DE)

Hood Medical Services, Inc. (TX)

Big Bend Hospital Corporation (TX)
d/b/a: Big Bend Regional Medical Center; Big Bend Regional Medical Center Home Health Agency; Alpine Rural Health Clinic; Presidio Rural Health Clinic; Marfa Rural Health Clinic

Cleveland Clinic Corp. (TX)
d/b/a: New Caney Clinic

Jourdanton Hospital Corporation (TX)
d/b/a South Texas Regional Medical Center

20

Wichita Falls Texas Home Care Corporation (TX)
d/b/a North Texas Home Health

Wichita Falls Texas Private Duty Corporation (TX)
d/b/a Care Partners

Humble Texas Home Care Corporation (TX)
d/b/a Homecare PRN

Weatherford Hospital Corporation (TX)

Weatherford Texas Hospital Company, LLC (TX)
d/b/a Weatherford Regional Medical Center; Weatherford Regional Medical Center Home Health

Tooele Hospital Corporation (UT)
d/b/a: Mountain West Medical Center; Mountain West Home Health Agency; Mountain West Ambulance Service; Mountain West Medical Center Physical Therapy and Wellness Center; Mountain West Private Care Agency; Mountain West Hospice

Tooele Clinic Corp. (UT)
d/b/a: Mountain West Surgical Service Associates; Mountain West Internal Medicine and Women’s Health; Mountain West OB/GYN Clinic; Oquirrh Surgical Services; Deseret Peak Women’s Center; Stansbury Family Medicine

Russell County Medical Center, Inc. (VA)
d/b/a: Riverside Community Medical Center; Hansonville Medical Clinic

Russell County Clinic Corp. (VA)
d/b/a: Community Medical Care; Appalachian Urology Center; Generations Healthcare for Women; Lebanon Orthopedics; Lebanon Pediatrics; Appalachian Psychiatric Associates; Pinnacle Surgical Care

Emporia Hospital Corporation (VA) d/b/a: Southern Virginia Regional Medical Center; South Central Virginia Pain Center; Southern Virginia Regional Medical Center Home Health Agency; Southern Virginia Pain Management Center

Emporia Clinic Corp. (VA)
d/b/a: Gasburg Family Health Care; Primary Care of Brunswick County; South Central Virginia Pain Management; Emporia Surgical Clinic; Southern Virginia Medical Group; Southern Virginia Surgical Associates; Southern Virginia ENT and Cosmetics; Southern Virginia Internal Medicine & Nephrology; Southern Virginia Cardiology Center

21

Franklin Hospital Corporation (VA)
d/b/a: Southampton Memorial Hospital; New Outlook; Southampton Memorial Hospice; Southampton Memorial Home Health Agency; Southampton Memorial Hospital SNF; Southampton Memorial Hospital East Pavilion Nursing Facility; Southampton Primary Care; Southampton Surgical Group; Boykins Family Practice

Franklin Clinic Corp. (VA)
d/b/a Southampton Medical Group; Courtland Medical Center; Holland Family Practice; Southampton Orthopaedic and Sports Medicine Center; Southampton Surgical Associates

Logan Hospital Corporation (WV)

Logan, West Virginia Hospital Company, LLC (WV)

Oak Hill Hospital Corporation (WV)
d/b/a Plateau Medical Center

Oak Hill Clinic Corp. (WV)
d/b/a Plateau Surgical Associates; Plateau Cardio-Pulmonary Associates

Evanston Clinic Corp. (WY)
d/b/a Wyoming Internal Medicine; Alpine Urology; Arrowhead Surgical Clinic; SW Wyoming Vein Care; Women’s Health Specialists

Evanston Hospital Corporation (WY)
d/b/a: Evanston Regional Hospital; Evanston Regional Hospital Home Care; Evanston Dialysis Center; Uinta Family Practice; Bridger Valley Family Practice; Evanston Regional Hospice; Bridger Valley Physical Therapy

22

Hallmark Healthcare Corporation (DE)

National Healthcare of Mt. Vernon, Inc. (DE)
d/b/a: Crossroads Community Hospital; Crossroads Community Home Health Agency; Heartland Regional Home Health

Crossroads Community Hospital Malpractice Assistance Fund, Inc. (IL non-profit)

Hallmark Holdings Corp. (NY)

INACTCO, Inc. (DE)

National Healthcare of Hartselle, Inc. (DE)
d/b/a: Hartselle Medical Center

National Healthcare of Decatur, Inc. (DE)
d/b/a: Parkway Medical Center

Parkway Medical Clinic, Inc. (AL)

Cullman Hospital Corporation (AL)

National Healthcare of Cullman, Inc. (DE)
d/b/a: Woodland Medical Center

Cullman Surgery Venture Corp. (DE)¹⁸

Healtsouth/Woodlands Surgery Center of Cullman, LLC (AL)

Cullman County Medical Clinic, Inc. (AL)

National Healthcare of England Arkansas, Inc. (AR)

National Healthcare of Newport, Inc. (DE)
d/b/a: Harris Hospital; Harris Hospital Home Health Agency; Nightingale Home Health Agency; Harris Anesthesia Associates

Harris Managed Services, Inc. (AR)

National Healthcare of Holmes County, Inc. (FL)

Health Care of Forsyth County, Inc. (GA)

23

Crossroads Physician Corp. (IL)
d/b/a: Crossroads Internal Medicine; Crossroads Urology; Crossroads Surgical Associates; Crossroads Family Associates; Crossroads Family Medicine of Nashville; Crossroads Family Medicine of Mt. Vernon; Crossroads Family Medicine of Salem; Crossroads Family Medicine of Wayne City; Crossroads Family Medicine of Benton; Crossroads Family Medicine of Okawville

National Healthcare of Leesville, Inc. (DE)
d/b/a: Byrd Regional Hospital

Leesville Diagnostic Center, L.P. (DE)¹²

Leesville Surgery Center, LLC (DE)²³

Byrd Medical Clinic, Inc. (LA)
d/b/a: Byrd Regional Health Centers

Cleveland Hospital Corporation (TN)

National Healthcare of Cleveland, Inc. (DE)
d/b/a: Cleveland Community Hospital; SkyRidge Medical Center; SkyRidge Medical Center Westside Campus; Family Home Care, Cleveland; Family Hospice; Cleveland

Peerless Healthcare, LLC (TN)

Family Home Care, Inc. (TN)
d/b/a: Family Home Care; Hamilton

Cleveland PHO, Inc. (TN)

Cleveland Medical Clinic, Inc. (TN)
d/b/a: Physicians Plus; Westside Family Physicians; Cleveland Medical Group; Westside Internal Medicine; Westside Neurology Services; HealthWorks

NHCI of Hillsboro, Inc. (TX)
d/b/a: Hill Regional Hospital; Hill Regional Medical Clinic of Whitney

Hill Regional Medical Group (TX CNHO)

Hill Regional Clinic Corp. (TX)

Subsidiaries not included on this list, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary, as such term is defined by Rule 1-02(w) of Regulation S-X.

1 Bullhead City Imaging Corporation owns 51%

24

2	CHS Holdings Corp. owns 95.31%
3	Granite City Illinois Hospital Company, LLC owns 70.15%

4	Kirksville Hospital Corporation holds 82.49%
5	Kirksville Missouri Hospital Company, LLC holds 60%
6	Salem Hospital Corporation holds 80%
7	Lancaster Hospital Corporation owns 51%
8	Martin Clinic Corp. owns 26.93%
9	In-Home Medical Equipment Supplies and Services, Inc. owns 40%
10	In-Home Medical Equipment Supplies and Services, Inc. owns 50%
11	Galesburg Hospital Corporation owns 50%
12	National Healthcare of Leesville, Inc. holds a 51% General Partner interest
13	Coatesville Hospital Corporation owns 65%
14	CHHS Holdings, LLC owns 85%
15	CHS Holdings Corp. owns 98.04%
16	Crestview Hospital Corporation holds 66.402%
17	CHS/Community Health Systems, Inc. holds a 15.22% Limited Partner Interest
18	Cullman Surgery Venture Corp. holds 25%

19	Webb Hospital Corporation holds a .0159% General Partner Interest and Webb Hospital Holdings, LLC holds a 95.1316% Limited Partner Interest
20	CHS Holdings Corp. owns 94.11%
21	In-Home Medical Equipment Supplies and Services, Inc. owns 40%
22	Lancaster Hospital Corporation holds 50.88%
23	National Healthcare of Leesville, Inc. holds 59.43%

25

Triad Healthcare Corporation

5300 Grand Limited Partnership

A Woman’s Place, LLC (f/k/a Tri-Shell 59 LLC)

Abilene Hospital, LLC

Abilene Merger, LLC

Affinity Health Systems, LLC

Affinity Hospital, LLC

Affinity Physician Services, LLC

Alaska Physician Services, LLC

Alice Hospital, LLC

Alice Surgeons, LLC

American Health Facilities Development, LLC

Anesthesiology Group of Hattiesburg, LLC (f/k/a Tri-Shell 29 LLC; f/k/a Medical Center-Phoenix, LLC)

APS Medical, LLC

Arizona ASC Management, Inc.

Arizona DH, LLC

Arizona Medco, LLC

ARMC, LP

Augusta Health System, LLC

Augusta Hospital, LLC

Augusta Physician Services, LLC

Barberton Health System, LLC

Barberton Physician Services, LLC (f/k/a Tri-Shell 65 LLC)

Beauco, LLC

Beaumont Medical Center, L.P.

Beaumont Regional, LLC

Birmingham Holdings, LLC

Bluffton Health System, LLC

Bluffton Physician Services, LLC

Brazos Medco, LLC

Brazos Valley of Texas, L.P.

Brazos Valley Surgical Center, LLC

Broken Arrow Medical Group, LLC

Brownwood Hospital, L.P.

Brownwood Medical Center, LLC

BVSC, LLC

Carlsbad Medical Center, LLC

Carolinas Medical Alliance, Inc.

Carolinas OB/GYN Medical Group, LLC (f/k/a Tri-Shell 63 LLC)

Cedar Park Health System, L.P.

Central Arkansas Anesthesia Services, LLC

Central Arkansas Pharmacy, LLC (f/k/a Tri-Shell 42 LLC; f/k/a Triad Management, LLC)

Central Arkansas Physician Services, LLC (f/k/a Tri-Shell 34 LLC; f/k/a Paradise Psychiatric, LLC)

Central Arkansas Real Property, LLC (f/k/a Tri-Shell 41 LLC; f/k/a Surgery Center of Phoenix, LLC)

Claremore Anesthesia, LLC (f/k/a Tucson Surgical Partners, LLC; f/k/a Sparks Holdings, LLC; f/k/a Tri-Shell 47 LLC)

Claremore Diagnostic Center, LLC

Claremore Internal Medicine, LLC (f/k/a Tri-Shell 48 LLC)

Claremore Physicians, LLC

2

Claremore Regional Hospital, LLC

Clarksville Health System, G.P.

Clarksville Holdings, LLC

Clarksville Physician Services, G.P.

Clinico, LLC

Clinton County Health System, LLC

C-OK, LLC (f/k/a Tri-Shell 43 LLC; f/k/a Triad-Navarro, LLC)

College Station Hospital, L.P.

College Station Medical Center, LLC

College Station Merger, LLC

Coronado Hospital, LLC

Coronado Medical, LLC

CP Hospital GP, LLC

CPLP, LLC

Crestwood Healthcare, L.P.

Crestwood Hospital, LLC (f/k/a Tri-Shell 21 LLC; f/k/a Douglas Hospital, LLC)

Crestwood Hospital LP, LLC (f/k/a Tri-Shell 22 LLC; f/k/a ECMH, LLC)

Crestwood Surgery Center, LLC

Crossroads Healthcare Management, LLC

CSDS, LLC

CSMC, LLC

CSRA Holdings, LLC

Dallas Physician Practice, L.P.

Dallas Phy Service, LLC

Day Surgery, Inc.

3

Deaconess Health System, LLC

Deaconess Holdings, LLC (f/k/a Tri-Shell 61 LLC)

Deaconess Hospital Holdings, LLC

Deaconess Metropolitan Physicians, LLC

Deaconess Physician Services, LLC

Denton ASC-GP, LLC

Denton Surgery Center, L.P. (f/k/a Presbyterian Hospital of Denton Surgery Center, L.P.)

DeQueen Regional I, LLC

Desert Hospital Holdings, LLC

Detar Hospital, LLC

DFW Physerv, LLC

DHSC, LLC

Doctors Hospital Physician Services, LLC (f/k/a Tri-Shell 54 LLC)

Doctors Medical Center, LLC

Doctors of Laredo, LLC

Douglas Medical Center, LLC

Dukes Health System, LLC (f/k/a Tri-Shell 51 LLC)

Dukes Physician Services, LLC (f/k/a Tri-Shell 52 LLC)

Dupont Hospital, LLC

E.D. Clinics, LLC

EL Med, LLC (f/k/a EL Dorado Medical Center, LLC

El Dorado Surgery Center, L.P.

Eye Institute of Southern Arizona, LLC

Fairmont Health System, LLC (f/k/a Tri-Shell 16 LLC; f/k/a Anaheim Medco, LLC)

Florence ASC Management, LLC (f/k/a Tri-Shell 18 LLC; f/k/a Claremore MC, LLC)

4

Fort Wayne Surgery Center, LLC

Frankfort Health Partner, Inc.

Gadsden Regional Medical Center, LLC

Gadsden Regional Primary Care, LLC

Garland Managed Care Organization, Inc.

GCMC, LLC

GH Texas, LLC f/k/a Galen Texas, LLC

GHC Hospital, LLC

Good Hope Health System, LLC

GRB Real Estate, LLC

Greenbrier Valley Anesthesia, LLC

Greenbrier Valley Emergency Physicians, LLC

Greenbrier VMC, LLC

GRMC Holdings, LLC

Gulf Coast Hospital, L.P.

Gulf Coast Medical Center, LLC

Hattiesburg Ambulatory Surgery Center, L.P.

Hattiesburg ASC-GP, LLC (f/k/a Hattiesburg Ambulatory Surgery Center, LLC)

HDP DeQueen, LLC

HDPWH, LLC

HDP Woodland Heights, L.P.

HDP Woodland Property, LLC

Healdsburg of California, LLC

Healthwest Holdings, Inc.

HIH, LLC

5

Hobbs Medco, LLC

Hobbs Physician Practice, LLC

Hospital of Beaumont, LLC

Hot Springs National Park Hospital Holdings, LLC (f/k/a Tri-Shell 31 LLC; f/k/a Northwest Arizona Hospital, LLC)

HTI Tucson Rehabilitation, Inc.

Huntington Associates

Huntington Beach Amdeco, LLC

Innovative Recoveries, LLC (f/k/a Tri-Shell 55 LLC)

IOM Health System, L.P.

IRHC, LLC (f/k/a Independence Regional Health Center, LLC)

Jacksonville Medical Professional Services, LLC

Jonesboro Real Property, LLC (f/k/a Tri-Shell 39 LLC; f/k/a PV of Texas, LLC)

Kensingcare, LLC

Lake Area Physician Services, LLC

Lake Area Surgicare, A Partnership in Commendam

Laredo Hospital, L.P.

Las Cruces ASC-GP, LLC (f/k/a Tri-Shell 24 LLC; f/k/a HBMC, LLC)

Las Cruces Medical Center, LLC

Las Cruces Physician Services, LLC

Las Cruces Surgery Center, L.P.

Lea Regional Hospital, LLC

Longview Medical Center, L.P.

Longview Merger, LLC

LRH, LLC

LS Psychiatric, LLC

6

Lutheran Health Network CBO, LLC

Lutheran Health Network of Indiana, LLC (f/k/a Triad of Indiana, LLC; f/k/a Tri-Shell 19 LLC; f/k/a Crestwood Medical Center, LLC)

Lutheran Medical Office Park, Phase II

Madison Hospital, LLC (f/k/a Madison’s Hospital, LLC)

Malulani Health and Medical Center, LLC

Mary Black Health System LLC

Mary Black Medical Office Building Limited Partnership

Mary Black MOB II, L.P.

Mary Black Physicians Group, LLC

Mary Black Physician Services, LLC (f/k/a Tri-Shell 44 LLC; f/k/a Triad-Sherman, LLC)

Massillon Community Health System, LLC (f/k/a Tri-Shell 57 LLC)

Massillon Health System, LLC

Mat-Su Regional ASC GP, LLC

Mat-Su Regional Surgery Center, L.P.

Mat-Su Valley Medical Center, LLC

MC Hospital, LLC (f/k/a MCH, LLC)

MCI Panhandle Surgical, L.P.

McKenzie Physician Services, LLC

McKenzie-Willamette Regional Medical Center Associates, LLC

Medical Center at Terrell, LLC

Medical Center of Brownwood, LLC

Medical Center of Sherman, LLC

Medical Holdings, Inc.

Medical Park Hospital, LLC

Medical Park MSO, LLC

7

MEDSTAT, LLC

Memorial Hospital, LLC

Mesa View PT, LLC (f/k/a Tri-Shell 49 LLC)

Mesa View Physical Rehabilitation, LLC

MHS Ambulatory Surgery Center, Inc.

Mid-Plains, LLC

Minot Health Services, Inc.

Mission Bay Memorial Hospital, LLC

Missouri Healthserv, LLC

MMC of Nevada, LLC

MWMC Holdings, LLC

National Park Physician Services, LLC (f/k/a Tri-Shell 35 LLC; f/k/a Paradise Valley Hospital, LLC)

National Park Real Property, LLC (f/k/a Tri-Shell 40 LLC; f/k/a Research Psychiatric Center, LLC)

Navarro Hospital, L.P.

Navarro Regional, LLC

NC-CSH, Inc.

NC-DSH, Inc.

North Anaheim Surgicare, LLC

Northeast Arkansas Health System, LLC (f/k/a Jonesboro Hospital, LLC; f/k/a Tri-Shell 33 LLC; f/k/a Pacific Group Office, LLC)

Northwest Allied Physicians, LLC

Northwest Arkansas Employees, LLC

Northwest Arkansas Hospitals, LLC

Northwest Benton County Physician Services, LLC (f/k/a Tri-Shell 58 LLC)

8

Northwest Hospital, LLC

Northwest Marana Hospital, LLC (f/k/a Tri-Shell 60 LLC)

Northwest Medical Center CT/MRI at Marana, LLC

Northwest Physicians, LLC

Northwest Rancho Vistoso Imaging Services, LLC

Northwest Tucson ASC-GP, LLC (f/k/a Tri-Shell 45 LLC; f/k/a Triad-Terrell, LLC)

Northwest Tucson Surgery Center, L.P.

NOV Holdings, LLC

NPMC, LLC

NPMC, Home Health, LLC

NRH, LLC

Odessa, LLC

Oklahoma City ASC-GP, LLC

Oklahoma City Surgery Center, L.P.

OPRMC, LLC (f/k/a Overland Park Regional Medical Center, LLC)

Oregon Healthcorp, LLC

Oro Valley Hospital, LLC (f/k/a Tri-Shell 50 LLC)

Pacific East Division Office, L.P.

Pacific Group ASC Division, Inc.

Pacific Physicians Services, LLC

Pacific West Division Office, LLC

Palm Drive Hospital, L.P.

Palm Drive Medical Center, LLC

Palmer-Wasilla Health System, LLC (f/k/a Tri-Shell 23 LLC; f/k/a El Campo Medical Center, LLC)

Palmetto Women’s Care, LLC (f/k/a Tri-Shell 56 LLC)

9

Pampa Hospital, L.P.

Pampa Medical Center, LLC

Panhandle, LLC

Panhandle Medical Center, LLC

Panhandle Property, LLC

Panhandle Surgical Hospital, L.P.

PDMC, LLC

Pecos Valley of New Mexico, LLC

Phillips & Coker OB-GYN, LLC (f/k/a Tri-Shell 64 LLC)

Phoenix Amdeco, LLC

Phoenix Surgical, LLC

Phys-Med, LLC

Physicians and Surgeons Hospital of Alice, L.P.

Physicians’ Surgery Center of Florence, LLC

Piney Woods Healthcare System, L.P.

Premiere Care Hospital, LLC (f/k/a Tri-Shell 17 LLC; f/k/a Arkansas Hospital, LLC)

PremierCare Super PHO, LLC

Primary Medical, LLC

Procure Solutions, LLC

Psychiatric Services of Paradise Valley, LLC

QHG Georgia, L.P.

QHG Georgia Holdings, Inc.

QHG of Barberton, Inc.

QHG of Bluffton, Inc.

QHG of Clinton County, Inc.

10

QHG of Enterprise, Inc.

QHG of Forrest County, Inc.

QHG of Fort Wayne, Inc.

QHG of Hattiesburg, Inc.

QHG of Jacksonville, Inc.

QHG of Kenmare, Inc.

QHG of Lake City, Inc.

QHG of Massillon, Inc.

QHG of Minot, Inc.

QHG of Ohio, Inc.

QHG of South Carolina, Inc.

QHG of Spartanburg, Inc.

QHG of Springdale, Inc.

QHG of Texas, Inc.

QHG of Warsaw, Inc.

Quorum ELF, Inc.

Quorum Health Resources, LLC

QHR International, LLC

Quorum Health Services, Inc.

Rehab Hospital of Fort Wayne General Partnership

Regional Hospital of Longview, LLC

River Region Medical Corporation

Russellville Holdings, LLC (f/k/a Tri-Shell 32 LLC; f/k/a Oak Clinic, LLC)

SACMC, LLC

Samaritan Surgicenters of Arizona II, LLC

11

San Angelo Community Medical Center, LLC

San Angelo Hospital, L.P.

San Angelo Medical, LLC

San Diego Hospital, L.P.

San Leandro, LLC

San Leandro Hospital, L.P.

San Leandro Medical Center, LLC

SDH, LLC

Searcy Holdings, LLC (f/k/a Tri-Shell 30 LLC; f/k/a Medical Center CIP, LLC)

Sebastopol, LLC

Sherman Hospital, L.P.

Sherman Medical Center, LLC

Silsbee Doctors Hospital, L.P.

Silsbee Medical Center, LLC

Silsbee Texas, LLC

SLH, LLC

Software Sales Corp.

South Alabama Managed Care Contracting, Inc.

South Alabama Medical Management Services, Inc.

South Alabama Physician Services, Inc.

South Arkansas Clinic, LLC

SouthCrest, L.L.C.

SouthCrest Anesthesia Group, LLC

SouthCrest Medical Group, LLC

SouthCrest Surgery Center, L.P.

12

South Tulsa Medical Group, LLC

Southern Texas Medical Center, LLC

Springdale/Bentonville ASC-GP, LLC (f/k/a Tri-Shell 25 LLC; f/k/a HBMRI, LLC)

Springdale/Bentonville Surgery Center, L.P.

Sprocket Medical Management, LLC

St. Joseph Health System, LLC

St. Joseph Medical Group, Inc.

St. Mary’s Physician Services, LLC (f/k/a Tri-Shell 36 LLC; f/k/a Pecos Medco, LLC)

St. Mary’s Real Property, LLC (f/k/a Tri-Shell 38 LLC; f/k/a Psychiatric, LLC)

Surgical Center of Amarillo, LLC

Surgical Center of Carlsbad, LLC (f/k/a Covenant Surgical Hospital of Carlsbad, LLC

Surgicare of Independence, Inc.

Surgicare of San Leandro, Inc.

Surgicare of Sherman, Inc.

Surgicare of Southeast Texas I, LLC

Surgicare of Victoria, Inc.

Surgicare of Victoria, Ltd.

Surgicare Outpatient Center of Lake Charles, Inc.

Surgicenter of Johnson County, Inc.

Surgicenters of America, Inc.

TAC-SPC, Ltd.

Tennyson Holdings, Inc.

Terrell Hospital, L.P.

Terrell Medical Center, LLC

The Intensive Resource Group, LLC

13

The Vicksburg Clinic, LLC

THI Beacon Court Limited

THI Ireland Holdings Limited

Tri-Irish, Inc. (f/k/a Tri-Shell 2 Inc.)

Tri-World, LLC (f/k/a Tri-Shell 53 LLC)

Triad-Arizona I, Inc.

Triad-ARMC, LLC

Triad Corporate Services, Limited Partnership

Triad CSGP, LLC

Triad CSLP, LLC

Triad-Denton Hospital GP, LLC

Triad-Denton Hospital, L.P.

Triad DeQueen Regional Medical Center, LLC (f/k/a DeQueen Regional Medical Center, LLC)

Triad-El Dorado, Inc.

Triad Healthcare System of Phoenix, L.P.

Triad Holdings III, LLC (f/k/a Triad Holdings III, Inc.)

Triad Holdings IV, LLC (f/k/a Tri-Shell 20 LLC; f/k/a DH of Laredo, LLC)

Triad Holdings V, LLC (f/k/a Quorum, Inc.)

Triad Holdings VI, Inc.

Triad Hospitals, Inc.

Triad-Medical Center at Terrell Subsidiary, LLC

Triad-Medical Center of Sherman Subsidiary, LLC

Triad-Navarro Regional Hospital Subsidiary, LLC

Triad of Alabama, LLC (f/k/a Tri-Shell 26 LLC; f/k/a Huntington Imaging, LLC)

Triad of Arizona (L.P.), Inc.

14

Triad of Oregon, LLC (f/k/a Tri-Shell 27 LLC; f/k/a Huntington Intercommunity, LLC)

Triad of Phoenix, Inc.

Triad RC, Inc.

Triad-South Tulsa Hospital Company, Inc.

Triad Texas, LLC

Triad-Willow Creek, LLC

TROSCO, LLC d/b/a LouisianaTrosco, LLC of Delaware

Trufor Pharmacy, LLC

TTHR Limited Partnership

Tucson Rehabilitation, LLC

Tuscora Park Medical Specialists, LLC

VFARC, LLC

VHC Holdings, LLC

VHC Medical, LLC

Vicksburg Healthcare, LLC

Vicksburg Surgical Center, LLC

Victoria Functional Assessment & Restoration Ltd.

Victoria Hospital, LLC

Victoria of Texas, L.P.

VMF Medical, LLC

Wagoner Community Hospital, LLC

WAMC, LLC

Warsaw Health System, LLC

Wesley Health System, LLC

Wesley HealthTrust, Inc. (f/k/a Methodist HealthTrust)

15

Wesley Physician Services, LLC

West Anaheim, LLC

West Anaheim Hospital, L.P.

West Anaheim Medical Center, LLC

West Virginia MS, LLC

Wharton Medco, LLC

WHMC, LLC

Willamette Community Medical Group, LLC

Willamette Valley Clinics, LLC

Willamette Valley Medical Center, LLC

WM Medical, LLC

Women & Children’s Hospital, LLC

Woodland Heights Medical Center, LLC

Woodward Health System, LLC (f/k/a Tri-Shell 28 LLC; f/k/a Ledger, LLC)

16