Exhibit 21

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

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ENTITY NAME: JURISDICTION OF ENTITY
DOMICILE: TYPE:
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Allied Specialty Care Services, Inc. Florida C
Vivra, Inc. Nevada C
Vivra Heart Services, Inc. Nevada C
Vivra Network Services, Inc. Florida C
Eye Management, Inc. Florida C
PHP Holdings, Inc. Colorado C
Care Management Resources, Inc. Florida C
Charter Behavioral Corporation Delaware C
Green Spring Health Services, Inc. Delaware C
Advantage Behavioral Systems, Inc. Pennsylvania C
Resource Day Treatment Center Pennsylvania NP
AdvoCare of Tennessee, Inc. Tennessee C
Premier Holdings, Inc. Tennessee C
Magellan - PBS, LLC LLC
Premier Behavioral Systems of Tennessee, LLC(1) Tennessee LLC
Ceres Behavioral Healthcare System, LLC(2) Oregon LLC
Green Spring Canadian Holding, Inc. Delaware C
Green Spring Health Services of Canada Co. Nova Scotia ULLC
CHC Quebec les specialistes en PAE, Inc
Group Practice Affiliates, Inc. Delaware C
GPA Pennsylvania, Inc. Pennsylvania C
GMV, LLC
Novapsy Clinic, LLC(3) Virginia LLC
Magellan Behavioral of Michigan, Inc. Michigan C
Green Spring of Pennsylvania, Inc. Pennsylvania C
Managed Care Services Mainstay of Central Pennsylvania, Inc. Pennsylvania C
Maryland Health Partners, LLC(4) Maryland LLC
Vista Behavioral Health Plans, Inc. California C
Human Affairs International, Incorporated Utah C
Human Affairs of Alaska, Inc. Alaska C
Human Affairs International of California California C
Human Affairs International of Pennsylvania, Inc. Pennsylvania C
Magellan Behavioral Health, Inc. Delaware C
Magellan Behavioral Health of Washington, Inc. Washington C
MCI/Magellan Partners, L.L.C.(5) Delaware LLC
Magellan Military Health Solutions, Inc. Delaware C
Tennessee Behavioral Health, Inc. TN C
Magellan Behavioral Health of Texas, Inc. Texas C
Magellan Capital, Inc. Delaware C
Magellan CBHS Holdings, Inc. Delaware C
Behavioral Health Systems of Indiana, Inc. Indiana C
The Charter Behavioral Health System of Northwest Indiana, LLC(6) Delaware LLC

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(1) 50% owned by Premier Holdings, Inc.
(2) 95% owned by Green Spring Health Services, Inc.
(3) 50% owned by Group Practice Affiliates, Inc.
(4) 50% owned by Green Spring Health Services, Inc.; 50% owned by CMG
Health, Inc., a direct subsidiary of Merit Behavioral Care Corporation.
(5) 50% owned by Magellan Behavioral Health, Inc.
(6) 5% owned by Behavioral Health Systems of Indiana, Inc.; 95% owned by
Charter Indiana BHS Holding, Inc.

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

CCM, Inc.(7) Nevada C
Charter Alvarado Behavioral Health System, Inc. California C
Charter Asheville Behavioral Health System, Inc. North Carolina C
Charter Bay Harbor Behavioral Health System, Inc. Florida C
Charter Behavioral Health System of Athens, Inc. Georgia C
Charter Behavioral Health System of Central Georgia, Inc. Georgia C
Charter Behavioral Health System of Charleston, Inc. South Carolina C
Charter Behavioral Health System of Charlottesville, Inc. Virginia C
Charter Behavioral Health System of Chicago, Inc. Illinois C
Charter Behavioral Health System of Columbia, Inc. Missouri C
Charter Behavioral Health System of Corpus Christi, Inc. Texas C
Charter Behavioral Health System of Dallas, Inc. Texas C
Charter Behavioral Health System of Delmarva, Inc. Maryland C
Charter Behavioral Health System at Fair Oaks, Inc. New Jersey C
Charter Behavioral Health System of Fort Worth, Inc. Texas C
Charter Behavioral Health System at Hidden Brook, Inc. Maryland C
Charter Behavioral Health System of Jackson, Inc. Mississippi C
Charter Behavioral Health System of Kansas City, Inc. Kansas C
Charter Behavioral Health System of Lafayette, Inc. Louisiana C
The Charter Cypress Behavioral Health System, L.L.C.(8) Tennessee LLC
Charter Behavioral Health System of Lake Charles, Inc. Louisiana C
Charter Behavioral Health System of Massachusetts, Inc. Massachusetts C
Westwood/Pembroke Health System Limited Partnership(9) Massachusetts LP
Charter Behavioral Health System of Mississippi, Inc. Mississippi C
Charter Behavioral Health System of Nashua, Inc. New Hampshire C
Charter Behavioral Health System of Nevada, Inc. Nevada C
Charter Behavioral Health System of New Mexico, Inc. New Mexico C
The Charter Heights Behavioral Health System Limited Partnership(10) Delaware LP
Charter Behavioral Health System of Northwest Arkansas, Inc. Arkansas C
Charter Behavioral Health System of Paducah, Inc. Kentucky C
Charter Behavioral Health System at Potomac Ridge, Inc. Maryland C
Charter Behavioral Health of Puerto Rico, Inc. Georgia C
Charter Behavioral Health System of San Jose, Inc. California C
Charter Behavioral Health System of Toledo, Inc. Ohio C
Charter Canyon Behavioral Health System, Inc. Utah C
Charter Canyon Springs Behavioral Health System, Inc. California C
Charter Centennial Peaks Behavioral Health System, Inc. Colorado C
Charter Community Hospital, Inc. California C
Charter Fairmount Behavioral Health System, Inc. Pennsylvania C
Charter Fenwick Hall Behavioral Health System, Inc. South Carolina C
Charter Forest Behavioral Health System, Inc. Louisiana C

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(7) 50% owned by Magellan CBHS Holdings, Inc.; 50% owned by CMCI, Inc.
(8) 50% owned by Charter Behavioral Health System of Lafayette, Inc.
(9) Approximately 97.5% owned by Charter Behavioral Health System of
Massachusetts, Inc.
(10) 67% owned by Charter Behavioral Health System of New Mexico, Inc.

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

Charter Grapevine Behavioral Health System, Inc. Texas C
Charter Hospital of Mobile, Inc. Alabama C
Charter Hospital of Santa Teresa, Inc. New Mexico C
Charter Hospital of St. Louis, Inc. Missouri C
Charter Indiana BHS Holding, Inc. Indiana C
The Charter Behavioral Health System of Northwest Indiana, LLC(11) Delaware LLC
Charter Lakehurst Behavioral Health System, Inc. New Jersey C
Charter Linden Oaks Behavioral Health System, Inc. Illinois C
Naperville Psychiatric Ventures (12) Illinois GP
Charter Little Rock Behavioral Health System, Inc. Arkansas C
Charter Louisiana Behavioral Health System, Inc. Louisiana C
Charter Meadows Behavioral Health System, Inc. Maryland C
Charter Medical (Cayman Islands) Ltd. Cayman Islands C
Charter Medical - Clayton County, Inc. Georgia C
Charter Medical of East Valley, Inc. Arizona C
Charter Medical International, Inc. Cayman Islands C
Charter Medical International, S.A., Inc. Nevada C
Charter Medical International Services, Inc. Cayman Islands C
Charter Medical Leasing Limited United Kingdom C
Charter Medical - Long Beach, Inc. California C
Charter Medical of Puerto Rico, Inc. Puerto Rico C
Charter Milwaukee Behavioral Health System, Inc. Wisconsin C
Charter Mission Viejo Behavioral Health System, Inc. California C
Charter MOB of Charlottesville, Inc. Virginia C
Mental Healthsource, L.L.C.(13) Virginia LLC
Charter North Behavioral Health System, Inc. Alaska C
Charter North Counseling Center, Inc. Alaska C
Charter North Star Behavioral Health System, L.L.C.(14) Tennessee LLC
Charter Northridge Behavioral Health System, Inc. North Carolina C
Holly Hill/Charter Behavioral Health System, L.L.C.(15) Tennessee LLC
Charter Oak Behavioral Health System, Inc. California C
Charter Palms Behavioral Health System, Inc. Texas C
Charter Park Hospital Limited United Kingdom C
Charter Plains Behavioral Health System, Inc. Texas C
Charter Real Behavioral Health System, Inc. Texas C
Charter Rockford Behavioral Health System, Inc. Delaware C
Charter San Diego Behavioral Health System, Inc. California C
Charter Sioux Falls Behavioral Health System, Inc. South Dakota C
Charter Springs Behavioral Health System, Inc. Florida C
Charter Westbrook Behavioral Health System, Inc. Virginia C
CPS Associates, Inc. Virginia C
Charter White Oak Behavioral Health System, Inc. Maryland C

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(11) 95% owned by Charter Indiana BHS Holding, Inc.; 5% owned by Behavioral
Health Systems of Indiana, Inc.
(12) 75% owned by Charter Linden Oaks Behavioral Health System, Inc.
(13) 50% owned by Charter MOB of Charlottesville, Inc.
(14) 57% owned by Magellan CBHS Holdings, Inc.
(15) 50% owned by Charter Northridge Behavioral Health System, Inc.

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

Charter Woods Behavioral Health System, Inc. Alabama C
Desert Springs Hospital, Inc. Nevada C
CMCI, Inc. Nevada C
CCM, Inc.(16) Nevada C
CMFC, Inc. Nevada C
Florida Health Facilities, Inc. Florida C
Golden Isle Assurance Company Ltd. Bermuda C
NEPA - Massachusetts, Inc. Massachusetts C
New Allied, Inc. Florida C
Charter Behavioral Health System of the Inland Empire, Inc. California C
Plymouth Insurance Company, Ltd. Bermuda C
Strategic Advantage, Inc. Minnesota C
Western Behavioral Systems, Inc. California C
Magellan Executive Corporation Delaware C
Magellan Public Solutions, Inc. Delaware C
KidsCareNet of Milwaukee, LLC(17) Wisconsin LLC
Magellan Public Network, Inc. Delaware C
Correctional Behavioral Solutions, Inc. Delaware C
Correctional Behavioral Solutions of Indiana, Inc. Indiana C
Correctional Behavioral Solutions of New Jersey, Inc. New Jersey C
Correctional Behavioral Solutions of Ohio, Inc. Ohio C
National Mentor, Inc. Delaware C
Center for Comprehensive Services, Inc. Illinois C
First Step Independent Living Program, Inc. California C
Horrigan Cole Enterprises, Inc. California C
Illinois Mentor, Inc. Illinois C
Rehabilitation Achievement Center, Inc. Illinois C
Massachusetts Mentor, Inc. Massachusetts C
National Mentor Healthcare, Inc. Massachusetts C
Carolina Behavioral Services, LLC Delaware LLC
Loyd's Liberty Homes, Inc. California C
Unlimited Quest, Inc. California C
Ohio Mentor, Inc. Ohio C
South Carolina Mentor, Inc. South Carolina C
Solutions For Care, Inc. Delaware NP
Magellan Specialty Health, Inc. Delaware C
iHealth Technologies, Inc.(18) Delaware C
CAI Merger Corporation Delaware C
MBCH, Inc. Delaware C
Merit Behavioral Care Corporation Delaware C
American Biodyne, Inc. Delaware C
AGCA Acquisition Corporation-New York Delaware C
AGCA, Inc. Pennsylvania C

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(16) 50% owned by CMCI, Inc.; 50% owned by Magellan CBHS Holdings, Inc.
(17) 50% owned by Magellan Public Solutions, Inc.
(18) Formerly known as CAI Holdings, Inc.

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

AGCA Headquarters Limited Partnership(19) Pennsylvania LP
AGCA New York, Inc. New York C
AGCA IPA of New York, Inc. New York C
MBC Health Care of New York, Inc., a New New York C
York Independent Practice Association
MBC Health Services of New York, Inc., a New York New York C
Independent Practice Association
MBC of New York, Inc., a New York New York C
Independent Practice Association
MBC Providers of New York, Inc., a New New York C
York Independent Practice Association
U.S. IPA Providers, Inc. New York C
Quality Healthcare Solutions, Inc. Pennsylvania C
Alliance Health Systems, Inc.(20) Indiana C
Arizona Biodyne, Inc. Arizona C
Colorado Biodyne, Inc. Colorado C
Hawaii Biodyne, Inc. Hawaii C
Louisiana Biodyne, Inc. Louisiana C
MBC Federal Programs, Inc. Delaware C
MBC of New Mexico, Inc. New Mexico C
Merit Behavioral Care of Florida, Inc. Florida C
Merit Behavioral Care of Illinois, Inc. Illinois C
Merit Behavioral Care of Massachusetts, Inc. Massachusetts C
Merit Behavioral Care of Montana, Inc. Montana C
Magellan Behavioral Health of Pennsylvania, Inc. Pennsylvania C
(f/k/a Merit Behavioral Care of Pennsylvania, Inc.)
Merit Behavioral Care of Texas, Inc. Texas C
Ohio Biodyne, Inc. Ohio C
Vermont Biodyne, Inc. Vermont C
BCOV-GP, Inc.(21) Delaware C
Benesys Doctors, P.A. Texas
Benesys, Inc. Delaware C
CMG Health, Inc. Maryland C
ARD Properties, Inc. Delaware C
Choice Behavioral Health Partnership(22) Virginia GP
CMG Health of New York, Inc. New York C
Inpsych, Inc. Maryland C
Inpsych Kentucky, Inc. Kentucky C
Inpsych Midwest, Inc. Missouri C
Maryland Health Partners, LLC(23) Maryland LLC
Montana Community Partners, Inc.(24) Montana C

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(19) 15% owned by AGCA, Inc.
(20) 80% owned by American Biodyne, Inc.
(21) 50% owned by Merit Behavioral Care Corporation
(22) 50% owned by CMG Health, Inc.
(23) 50% owned by CMG Health, Inc.; 50% owned by Green Spring Health
Services, Inc.
(24) 55% owned by CMG Health, Inc.

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

Continuum Behavioral Care, LLC(25) Rhode Island LLC
Continuum Behavioral Healthcare Corporation Delaware C
Spectrum-Continuum Management Services of New York, LLC(26) Delaware LLC
Spectrum-Continuum IPA Providers of New York, LLC(27) Delaware LLC
EMHC-MBC of New York, LLC(28) New York LLC
EMHC/MBC IPA Providers of New York, LLC(29) New York LLC
EMHC-MBC Services of New York, LLC(30) New York LLC
Group Plan Clinic, Inc. Texas C
MBC Health Providers of Texas, Inc. Texas C
MBC of America, Inc. Delaware C
EMHC/MBC IPA Providers of New York, LLC(31) New York LLC
EMHC-MBC Services of New York, LLC(32) New York LLC
Empire Community Delivery Systems, LLC(33) New York LLC
MBC Management Services of New York, LLC(34) New York LLC
MBC of Nebraska, L.L.C.(35) Nebraska LLC
MBC of Tennessee, Inc. Tennessee C
MBC of Tennessee, LLC(36) Tennessee LLC
MBC/IPA Providers of New York, LLC(37) New York LLC
Royal Health Care, LLC(38) New York LLC
MBC of North Carolina, LLC North Carolina LLC
MBC of Tennessee, LLC(39) Tennessee LLC
MBC Washington Systems, Inc. Washington C
Community Sector Systems, Inc.(40) Washington C
Merit Behavioral Care Corporation of Iowa Iowa C
Merit Behavioral Care Systems Corporation Ohio C
INROADS Behavioral Health Services of Texas, L.P.(41) Texas LP
MBCS of Florida, Inc. Florida C
MBCS of North Carolina, Inc. North Carolina C
Merit INROADS Behavioral Health Services of Illinois, LLC(42) Illinois LLC
Merit Health Insurance Company Illinois C

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(25) 50% owned by Merit Behavioral Care Corporation
(26) 50% owned by Continuum Behavioral Healthcare Corporation
(27) 100% owned by Spectrum-Continuum Management Services of New York, LLC
(28) 79.8% owned by Merit Behavioral Care Corporation
(29) 99% owned by EMHC-MBC of New York, LLC; 1% owned by MBC of
America, Inc.
(30) 99% owned by EMHC-MBC of New York, LLC; 1% owned by MBC of
America, Inc.
(31) 1% owned by MBC of America, Inc.; 99% owned by EMHC-MBC of
New York, LLC
(32) 1% owned by MBC of America, Inc.; 99% owned by EMHC-MBC of
New York, LLC
(33) 16.667% owned by MBC of America, Inc.
(34) 80.2 % owned by MBC of America, Inc.
(35) 50% owned by MBC of America, Inc.
(36) MBC of America, Inc and Merit Behavioral Care Corporation serve as sole
members
(37) 80.2% owned by MBC of America, Inc.
(38) 50% owned by MBC of America, Inc.
(39) Merit Behavioral Care Corporation and MBC of America, Inc. serve as
sole members
(40) 19.9 % owned by MBC Washington Systems, Inc.
(41) 1% owned by Merit Behavioral Care Systems Corporation; 99% owned by
Merit INROADS Behavioral Health Services, LLC
(42) 1% owned by Merit Behavioral Care Systems Corporation; 99% owned by
Merit INROADS Behavioral Health Services, LLC

C=corporation; GP=general partnership; LLC=limited liability company;
LP=limited partnership; NP=non-profit corporation; ULLC=unlimited liability
company

Orion Life Insurance Company Delaware C
Merit Holdings Corp. Delaware C
MBC National Service Corporation Delaware C
Merit Behavioral Care of Arkansas, Inc. Arkansas C
Merit Behavioral Care of Maryland, Inc. Maryland C
Merit INROADS Behavioral Health Services, LLC(43) Delaware LLC
Merit INROADS Behavioral Health Services of
Illinois, LLC(44) Illinois LLC
INROADS Behavioral Health Services of Texas, L.P.(45) Texas LP
MeritChoice, Inc.(46) Delaware C
MeritChoice, Ltd.(47) Pennsylvania LP
ProPsych, Inc. Florida C
PPC Group, Inc. Delaware C
Merit Behavioral Care of California, Inc. Missouri C
P.P.C., Inc. Missouri C
Personal Performance Consultants of New York, Inc. New York C
Washton Institute, Inc. New York C

NOTE: The ownership interest in each non-indented entity is directly-held by Magellan Health Services, Inc.;
the ownership interest in each indented entity is directly-held by the preceding non-indented entity.
The percentage of ownership in each entity is 100% unless otherwise noted in a footnote.

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(43) 99% owned by Merit Holdings Corp.; 1% owned by Merit Behavioral Care of
Illinois, Inc.
(44) 99% owned by Merit INROADS Behavioral Health Services, LLC; 1% owned by
Merit Behavioral Care Systems
Corporation
(45) 99% owned by Merit INROADS Behavioral Health Services, LLC; 1% owned by
Merit Behavioral Care Systems Corporation
(46) 50% owned by Merit Holdings Corp.
(47) 50% owned by Merit Holdings Corp.