EXHIBIT 3.26(b)

                      LIMITED LIABILITY COMPANY AGREEMENT
                                      OF
                       PHYSICIAN RELIANCE HOLDINGS, LLC
                     A Delaware Limited Liability Company

     THIS LIMITED LIABILITY COMPANY AGREEMENT OF PHYSICIAN RELIANCE HOLDINGS,
LLC dated as of December 1, 2000 (the "Effective Date"), is entered into by
Physician Reliance Network, Inc., a Texas corporation, as the sole Member of the
Company.

                                  ARTICLE 1.
                                  DEFINITIONS
                                  -----------

     1.1.  Definitions.  When used in this Agreement, the following words and
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phrases shall have the respective meanings specified in this Article 1 or in the
section referred to unless a different meaning is clearly required by the
context:

           Act means the Delaware Limited Liability Company Act, as amended from
           ---
time to time, or any corresponding provision or provisions of succeeding law.

           Agreement means this limited liability company agreement as
           ---------
originally executed and as amended from time to time.

           Certificate of Formation means the Certificate of Formation of the
           ------------------------
Company filed with the Secretary of State of Delaware, as amended from time to
time.

           Company means the limited liability company formed pursuant to the
           -------
Certificate of Formation.

           Company Property means all real and personal property from time to
           ----------------
time owned by the Company.

           Managers means, initially, Phillip H. Watts, Lance Carlson and Lisa
           --------
M. Oakes, and thereafter, those Persons who are designated as managers of the
Company pursuant to this Agreement.

           Member means Physician Reliance Network, Inc., a Texas corporation.
           ------

           Person means a natural person, partnership (whether general or
           ------
limited and whether domestic or foreign), limited liability company, foreign
limited liability company, trust, estate, association, corporation, custodian,
nominee or any other individual or entity in its own or any representative
capacity.

           Senior Officers means the Chairman (if the office of Chairman is
           ---------------
filled) and the President.

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     1.2.  Terms Defined in Act.  Terms defined in the Act and used in this
           --------------------
Agreement shall have the meanings provided in the Act unless otherwise defined
in this Agreement or unless the context otherwise requires.

     1.3.  Words of Inclusion.  When used in this Agreement, the word
           ------------------
"including" shall mean "including without limitation."

     1.4.  Section and Article References.  References in this Agreement to
           ------------------------------
specific sections and articles refer to sections and articles of this Agreement
unless otherwise stated.

                                  ARTICLE 2.
                                 ORGANIZATION
                                 ------------

     2.1.  Formation of Limited Liability Company.  The Company has been formed
           --------------------------------------
as a Delaware limited liability company pursuant to the Act, effective upon the
filing of the Certificate of Formation with the Secretary of State of Delaware.
Except as provided to the contrary in this Agreement, the management of the
affairs of the Company and the rights and obligations of the Member shall be
governed by the provisions of the Act.

     2.2.  Name.  The name of the Company is Physician Reliance Holdings, LLC.
           ----
The Managers may adopt one or more fictitious names for use by the Company from
time to time, and shall make all filings required under applicable law in
connection with any change in the name of the Company or the adoption or use of
any fictitious name by the Company.

     2.3.  Purposes; Powers.  The purpose of the Company shall be to transact
           ----------------
any or all lawful business for which limited liability companies may be formed
under the Act.  The Company shall have the power to do everything necessary,
advisable, proper or convenient for the accomplishment of its purpose, subject
to the provisions of this Agreement and applicable law.

     2.4.  Term.  The Company commenced effective upon the filing of the
           ----
Certificate of Formation with the Secretary of State of Delaware, and shall
continue in existence until terminated as provided in this Agreement.

     2.5.  Principal Office.  The principal office of the Company where records
           ----------------
are to be kept or made available shall be at 300 Delaware Avenue, Suite 900, 9th
floor, Wilmington, DE 19801.  The Managers may change the principal place of
business of the Company from time to time and may establish, maintain and
abandon one or more additional places of business of the Company.

     2.6.  Registered Office and Registered Agent.  The Company shall have and
           --------------------------------------
continuously maintain in the State of Delaware:

           (a) A registered office which may be, but need not be, the same as
     its place of business; and

           (b) A registered agent who has a business office identical with such
     registered office and who is either (i) an individual resident of the State
     of Delaware, or (ii) a

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     domestic corporation, or a domestic limited partnership, or a domestic
     limited liability company, or a domestic business trust, or a foreign
     corporation, or a foreign limited partnership, or a foreign limited
     liability company authorized to do business in the State of Delaware.

The address of the initial registered office of the Company and the name of the
Company's initial registered agent are set forth in the Certificate of
Formation.  The Managers may change the registered office and the registered
agent of the Company from time to time.

     2.7.  Other Documents and Acts.  The Member shall execute and deliver such
           ------------------------
additional documents and perform such additional acts consistent with the terms
of this Agreement as may be necessary to comply with the requirements of law for
the formation, qualification, and operation of a limited liability company in
the State of Delaware and in each jurisdiction in which the Company shall
conduct business.

                                   ARTICLE 3.
                    SINGLE MEMBER LIMITED LIABILITY COMPANY
                    ---------------------------------------

     3.1.  Initial Member.  The initial Member of the Company is Physician
           --------------
Reliance Network, Inc., which is admitted to the Company contemporaneously with
its execution of this Agreement and the making of its initial capital
contribution.  The initial Member's address is 16825 Northchase, Suite 1300,
Houston, Texas 77060.

     3.2.  No Additional Members.  The Company is intended to be a single member
           ---------------------
limited liability company.  No additional Persons may be admitted to the Company
as members unless and until this Agreement has been amended to provide for
additional members.

     3.3.  Liability to Third Parties.  Except as otherwise provided by the Act,
           --------------------------
the Member shall not be obligated personally for any debt, obligation or
liability of the Company, whether arising in contract, tort or otherwise, solely
by reason of being a member of the Company.

     3.4.  Liability to Company.  Neither the Member nor any of its officers,
           --------------------
directors, employees or agents, shall be liable, responsible or accountable to
the Company in damages or otherwise for any act or omission of the Member or any
of its officers, directors, employees or agents in connection with acts carried
out on behalf of the Company SPECIFICALLY INCLUDING THE MEMBER'S OR ANY OF ITS
OFFICER'S, DIRECTOR'S, EMPLOYEE'S OR AGENT'S SOLE, PARTIAL OR CONCURRENT
NEGLIGENCE, provided the Member or any of its officers, directors, employees or
            --------
agents shall be liable for any material breach of any obligation under this
Agreement or for fraud, willful misconduct or gross negligence committed toward
the Company.

     3.5.  Indemnification.  The Company shall and does hereby indemnify and
           ---------------
hold harmless the Member and each of its officers, directors, employees and
agents from any loss, damage, claim or liability, including reasonable
attorneys' fees and expenses, that they may incur by reason of any act, or
failure to act, performed on behalf of the Company in the furtherance of the
Company's interests to the fullest extent permitted by the Act; provided in no
                                                                --------
event shall the Company indemnify the Member or its officers, directors,
employees or agents for any act or performance which is a material breach of any
obligation under this Agreement or the Member's

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or its officer's, director's, employee's or agent's respective act of fraud,
willful misconduct or gross negligence. It is the express intent of this Section
                                                                         -------
3.05 to provide an indemnify to the Member and its officers, directors,
- ----
employees and agents for their acts or omissions of negligence or comparative
negligence or contributory negligence or similar liability SPECIFICALLY
INCLUDING THE INDEMNIFIED PERSON'S SOLE, PARTIAL OR CONCURRENT NEGLIGENCE.

     3.6.  Independent Activities.  The Member may, notwithstanding this
           ----------------------
Agreement, engage in whatever activities it chooses, whether the same are
competitive with the Company or otherwise, without having or incurring any
obligation to offer any interest in such activities to the Company.

                                  ARTICLE 4.
                            CAPITAL; DISTRIBUTIONS
                            ----------------------

     4.1.  Initial Contributions.  The Member has made an initial contribution
           ---------------------
to the capital of the Company of $1,000.00 in cash.

     4.2.  Additional Funds.  Any additional funds required by the Company to
           ----------------
meet its cash requirements may be provided by capital contributions from the
Member or borrowed by the Company on terms and conditions and from one or more
Persons as the Company deems appropriate.  The Member shall not have any
obligation to advance (either as a loan or a capital contribution) any
additional funds to the Company.  Nothing in this Section 4.02 is intended or
                                                  ------------
will be deemed to benefit any creditor of the Company, and no creditor of the
Company will be entitled to require the Company to solicit or accept any loan or
additional capital contribution for the Company or to enforce any right which
the Company may have against the Member under this Agreement or otherwise.

     4.3.  Limited Liability of Member.  Without limiting the generality of
           ---------------------------
Section 4.02, the Member shall not be obligated to make any capital contribution
- ------------
to the Company, or otherwise to provide funds to the Company.

     4.4.  Loans.  The Member may, but shall not be obligated to, loan funds to
           -----
the Company at an interest rate and upon terms determined by the Company and the
Managers.  Loans by the Member to the Company shall not be considered
contributions to the capital of the Company, and as to any funds so loaned, the
Member shall be deemed a creditor of the Company and shall be entitled to be
paid principal and interest thereon without regard to the profits of the
Company.

     4.5.  Distributions.  Distributions from the Company to the Member shall be
           -------------
made at such times and in such amounts as may be determined by the Managers.

                                  ARTICLE 5.
                                  MANAGEMENT
                                  ----------

     5.1.  General Powers of Managers.  Management of the Company is vested in
           --------------------------
the Managers.  The powers of the Company shall be exercised by or under the
authority of, and the

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business and affairs of the Company shall be managed under the direction of the
Managers, subject to limitations imposed by law, the Certificate of Formation,
or this Agreement.

     5.2.  Limitations on Power and Authority of Managers.  Without the consent
           ----------------------------------------------
of the Member, the Managers shall not have the right or power to do any of the
following:

           (a) Engage in any act in contravention of this Agreement.

           (b) Engage in any act which would make it impossible to carry on the
     ordinary business of the Company.

           (c) Confess a judgment against the Company.

           (d) Possess Company Property or assign the Company's rights in
     specific Company Property for other than a Company purpose.

           (e) Cause the Company to be merged with one or more domestic or
     foreign limited liability companies or any other business entity, or to
     convert into another form of business entity, or to enter into an agreement
     to do any of the foregoing.

           (f) Authorize the Company to sell all or substantially all of its
     assets.

           (g) Amend the Certificate of Formation.

           (h) Change the status of the Company from one in which management is
     vested in the Managers to one in which management is reserved to the
     Members.

           (i) Assign all or any part of the Company Property in trust for
     creditors or on the assignee's promise to pay the debts of the Company.

           (j) Submit a claim or liability of the Company to arbitration or
     reference.

           (k) Make, execute or deliver for the Company any bond, mortgage, deed
     of trust, guaranty, indemnity bond, surety bond, or accommodation paper or
     accommodation endorsement.

           (l) Borrow money in the Company's name, lend money on behalf of the
     Company, or use the Company Property as collateral.

           (m) Assign, transfer, pledge, compromise or release any claim of or
     debt owing to the Company except upon payment in full.

           (n) Do any of the acts for which the consent of the Member is
     required by other sections of this Agreement without first obtaining such
     consent.

     5.3.  Number; Qualifications.  The number of Managers is three (3) until
           ----------------------
otherwise changed pursuant to this Agreement.  Managers need not be residents of
any particular state, but must be individuals.

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     5.4.   Designation of Managers.  The Managers shall be designated by the
            -----------------------
Member in writing from time to time.  Each Manager shall hold office until his
successor shall have been duly designated and shall have qualified or until his
death or until his resignation or his removal from office in the manner
hereinafter provided.  R. Dale Ross, Lloyd Everson and David Chernow are named
by the Member as the initial Managers of the Company.

     5.5.   Change in Number.  The number of Managers may be increased or
            ----------------
decreased from time to time by written resolution of the Member.  The
designation in writing of a lesser or greater number of Managers than the number
fixed in this Agreement or last fixed by resolution of the Member shall be
deemed to decrease or increase automatically the number of Managers to the
number designated.

     5.6.   Removal. All the Managers, or any individual Manager, may be removed
            -------
from office, with or without cause and without notice or hearing, by the Member.
Written notice of the removal of a Manager shall be delivered personally or by
certified mail directly to such Manager's last known address.

     5.7.   Resignation.  Any Manager may resign at any time by giving oral or
            -----------
written notice to the Managers or to a Senior Officer or to the Secretary.
Unless otherwise specified in the notice, the resignation shall take effect upon
receipt thereof and acceptance of the resignation shall not be necessary to make
it effective.

     5.8.   Vacancies.  Any vacancy occurring in the Managers may be filled by
            ---------
the Member.

     5.9.   Annual Meetings.  The annual meeting of the Managers shall be held
            ---------------
during the month of April of each year on such day and at such time as shall be
specified in written notice thereof given by the Member.  At such meeting, the
Managers shall appoint the officers of the Company and may transact any other
business as may lawfully come before the meeting.  In the event that the annual
meeting is not held within such month, the Managers shall prescribe the date and
time for the annual meeting to be held as soon thereafter as practicable, and
any business transacted or elections held at such meeting shall be valid as if
transacted or held during such month.

     5.10.  Regular Meetings.  The Managers may provide by resolution the time
            ----------------
and place for the holding of additional regular meetings without other notice
than that provided by the adoption of such resolution.

     5.11.  Special Meetings.  Special meetings of the Managers may be called by
            ----------------
or at the request of a Senior Officer or any of the Managers.  The person or
persons authorized to call special meetings of the Managers may fix the place
for holding any special meetings of the Managers called by them.

     5.12.  Place of Meetings.  Meetings of the Managers, annual, regular or
            -----------------
special, may be held within or without the State of Delaware.

     5.13.  Notice of Meetings.  Regular meetings of the Managers may be held
            ------------------
without notice as provided in this Agreement.  Notice of any annual or special
meeting of the Managers

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shall be given no less than five (5) days prior to the meeting by written notice
delivered personally or mailed to each Manager at his business or residence
address, or by telegram. The attendance of a Manager at a meeting shall
constitute a waiver of notice of such meeting, except when a Manager attends a
meeting for the express purpose of objecting to the transaction of any business
because the meeting is not lawfully called or convened. Neither the business to
be transacted at, nor the purpose of, any meeting of the Managers need be
specified in the notice or waiver of notice of such meeting.

     5.14.  Quorum.  A majority of the number of Managers fixed in accordance
            ------
with this Agreement shall constitute a quorum for the transaction of business at
any meeting of the Managers, but if less than such majority is present at a
meeting, a majority of the Managers present may adjourn the meeting from time to
time without notice, other than announcement at the meeting, until a quorum is
present.

     5.15.  Manner of Acting.  The act of the majority of the Managers shall be
            ----------------
the act of the Managers unless the act of a greater number is required by law or
by the Certificate of Formation or by this Agreement.  Any reference in this
Agreement to any action taken by the Managers shall mean the act of the majority
of the Managers.

     5.16.  Order of Business.  The suggested order of business at meetings of
            -----------------
the Managers shall be as follows:

            (a)  Call to order.

            (b)  Presentation of proof of due notice of the meeting, if required
     by this Agreement (or waiver thereof).

            (c)  Announcement of a quorum.

            (d)  Reading (or waiver thereof) and approval of minutes of previous
     meeting.

            (e)  Announcements.

            (f)  Reports of officers.

            (g)  Unfinished business.

            (h)  New business (including, if applicable, election of officers
     and declaration of distributions).

            (i)  Adjournment.

     5.17.  Compensation.  By resolution of the Managers, each Manager may be
            ------------
paid his expenses, if any, of attendance at each meeting of the Managers, and
may be paid a fixed sum for attendance at each meeting of the Managers or a
stated salary as Manager.  No such payment shall preclude any Manager from
serving the Company in any other capacity and receiving compensation therefor.

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     5.18.  Liability to Third Parties.  Except as otherwise provided by the
            --------------------------
Act, no Manager shall be obligated personally for any debt, obligation or
liability of the Company, whether arising in contract, tort or otherwise, solely
by reason of acting as a manager of the Company.

     5.19.  Indemnification.  The Company shall and does hereby indemnify and
            ---------------
hold harmless each Manager from any loss, damage, claim or liability, including
reasonable attorneys' fees and expenses, that he may incur by reason of any act,
or failure to act, performed on behalf of the Company in the furtherance of the
Company's interests to the fullest extent permitted by the Act; provided in no
                                                                --------
event shall the Company indemnify a Manager for any act or performance which is
a material breach of any obligation under this Agreement or the Manager's act of
fraud, willful misconduct or gross negligence.  It is the express intent of this
Section 5.18 to provide an indemnity to each Manager for his acts or omissions
- ------------
of negligence or comparative negligence or contributory negligence or similar
liability SPECIFICALLY INCLUDING THE INDEMNIFIED PERSON'S SOLE, PARTIAL OR
CONCURRENT NEGLIGENCE.

     5.20.  Independent Activities.  A Manager may, notwithstanding this
            ----------------------
Agreement, engage in whatever activities he chooses, whether the same are
competitive with the Company or otherwise, without having or incurring any
obligation to offer any interest in such activities to the Company.

                                  ARTICLE 6.
                                   OFFICERS
                                   --------

     6.1.   Number.  The officers of the Company shall be a president and a
            ------
secretary, each of whom shall be appointed by the Managers.  The Managers may
appoint, at their option, a chairman, one or more vice presidents (the number
thereof to be determined by the Managers), a treasurer, and such other officers
and assistant officers as may be deemed appropriate.  Any two (2) or more
offices may be held by the same individual.

     6.2.   Authority.  All officers and agents of the Company shall have full
            ---------
authority to perform such duties in the management of the Company as may be
provided in this Agreement, or as may be determined by the Managers not
inconsistent with this Agreement.  All officers and agents of the Company are
subject in all matters to the supervisory control of the Managers and only the
Managers have authority to make policy decisions on behalf of the Company.

     6.3.   Appointment and Term of Office.  Officers shall be appointed by the
            ------------------------------
Managers at the annual meeting of the Managers.  If the appointment of officers
shall not occur at such meeting, such appointment shall occur as soon thereafter
as is convenient.  Each officer shall hold office until his successor shall have
been duly appointed and shall have qualified or until his death or until his
resignation or his removal from office in the manner hereinafter provided.

     6.4.   Removal.  Any officer or agent appointed by the Managers may be
            -------
removed, with or without cause and without notice or hearing, by the Managers
whenever in the Managers' judgment the best interest of the Company will be
served thereby.  Such removal shall be without prejudice to the contract rights,
if any, of the person so removed.  Appointment of an officer shall not of itself
create any contractual rights.  Written notice of the removal of an officer

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or agent shall be delivered personally or by certified mail directly to such
officer's or agent's last known address.

     6.5.  Resignation.  Any officer may resign at any time by giving oral or
           -----------
written notice to the Managers or to a Senior Officer or to the Secretary.
Unless otherwise specified in the notice, the resignation shall take effect upon
receipt thereof and acceptance of such resignation shall not be necessary to
make it effective.

     6.6.  Vacancies.  A vacancy in any office because of death, resignation,
           ---------
removal, disqualification or otherwise, may be filled by the Managers for the
unexpired portion of the term.

     6.7.  Chairman.  The Chairman, if one is appointed by the Managers, shall
           --------
be the chief executive officer of the Company, shall have general control of the
business and affairs of the Company, shall see that all orders and decisions of
the Managers are carried into effect, and shall perform such other duties and
have such other authority and powers as the Managers may from time to time
prescribe.

     6.8.  President.  Subject to such supervisory powers, if any, as may be
           ---------
given by the Managers to the Chairman, the President shall have general and
active management and control of the business and affairs of the Company, and
shall have such other powers and duties as may be prescribed by the Managers or
this Agreement.  If no Chairman has been elected, the President shall be the
chief executive officer.  Within this authority and in the course of his duties,
the President shall:

          (a) have all the powers and functions of the Chairman during his
     absence, disability, or refusal to act, or in the absence of the
     establishment of such an office by the Managers;

          (b) have all the powers and functions of the Treasurer in the absence
     of the establishment of such an office by the Managers;

          (c) when authorized by the Managers or required by law, execute, in
     the name of the Company, deeds, conveyances, notices, leases, checks,
     drafts, bills of exchange, warrants, promissory notes, bonds, debentures,
     contracts, and other papers and instruments in writing and, unless the
     Managers shall order otherwise, make such contracts as the ordinary conduct
     of the Company's business may require;

          (d) appoint and remove, employ and discharge, and prescribe the duties
     and fix the compensation of all agents, employees, and clerks of the
     Company other than the duly appointed officers, subject to the approval of
     the Managers, and supervise, subject to the direction of the Managers, all
     of the officers, agents, and employees of the Company; and

          (e) unless otherwise directed by the Managers, attend all meetings of
     the owners of any domestic or foreign limited liability company or other
     entity in which the Company holds an ownership interest, and act and vote
     on behalf of the Company at those meetings, either in person or by
     substitute appointed by the President.

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     6.9.   Vice Presidents.  In the absence of the President or in the event of
            ---------------
his death, inability or refusal to act, the Vice President (or in the event
there be more than one Vice President, the Vice Presidents in the order
designated at the time of their election, or in the absence of any designation,
then in the order of their election), if one (or more) is appointed by the
Managers, shall perform the duties of the President, and when so acting, shall
have all the powers of and be subject to all the restrictions upon the
President.  Any Vice President shall perform such other duties as from time to
time may be assigned to him by a Senior Officer or by the Managers.

     6.10.  Secretary.  The Secretary shall:
            ---------

            (a)  keep at the principal office of the Company, or such other
     place as the Managers may order, the minute book of the Company;

            (b)  keep the originals or copies of all records required to be kept
     and maintained pursuant to the Act;

            (c)  assure that all notices are duly given in accordance with the
     provisions of this Agreement or as required by law;

            (d)  be custodian of the Company's records;

            (e)  perform any and all other duties described in this Agreement;

            (f)  assure that the books, reports, statements, certificates and
     all other documents and records required by law are properly kept and
     filed; and

            (g)  in general perform all duties as from time to time may be
     assigned to him by a Senior Officer or by the Managers.

     6.11.  Treasurer.  The Treasurer, if one is appointed by the Managers,
            ---------
shall:

            (a)  have charge and custody of and be responsible for all funds and
     securities of the Company;

            (b)  keep full and accurate accounts of receipts and disbursements
     in the Company's books;

            (c)  deposit all money and other valuables in the name and to the
     credit of the Company in such depositories as may be designated by the
     Managers;

            (d)  disburse the finds of the Company as may be ordered or
     authorized by the Managers and preserve proper vouchers for such
     disbursements;

            (e)  render to the Senior Officers and the Managers whenever any one
     or more of the Senior Officers or the Managers requires it, an account of
     all his transactions as Treasurer and of the financial condition of the
     Company;

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            (f)  render a full financial report following the close of the
     Company's fiscal year;

            (g)  be furnished by all officers and agents, at his request, such
     reports and statements as he may require as to all financial transactions
     of the Company; and

            (h)  in general, perform all of the duties as from time to time may
     be assigned to him by a Senior Officer or the Managers.

If required by the Managers, the Treasurer shall give a bond for the faithful
discharge of his duties in such sum and with such surety or sureties as the
Managers shall determine.

     6.12.  Assistant Secretaries.  The assistant secretaries, in general, shall
            ---------------------
perform such duties as shall be assigned to them by the Secretary or by a Senior
Officer or by the Managers.

     6.13.  Assistant Treasurers.  The assistant treasurers shall, if required
            --------------------
by the Managers, give bonds for the faithful discharge of their duties in such
sums and with such sureties as the Managers shall determine.  The assistant
treasurers, in general, shall perform such duties as shall be assigned to them
by the Treasurer or by a Senior Officer or by the Managers.

     6.14.  Compensation.  The compensation of the officers shall be fixed from
            ------------
time to time by the Managers.

     6.15.  Sureties and Bonds.  The Managers may require any officer or agent
            ------------------
of the Company to execute in favor of the Company a bond, in such sum and with
such surety or sureties as the Managers may direct, conditioned upon the
faithful performance of his duties to the Company and including responsibility
for negligence and for the accounting for all property, funds or securities of
the Company which may come into his hands.

                                  ARTICLE 7.
                               COMPANY PROPERTY
                               ----------------

     7.1.   Ownership of Company Property.  All Company Property shall be deemed
            -----------------------------
owned by the Company as an entity, and the Managers shall not, individually,
have any ownership interest in the Company Property.  All Company Property shall
be held and conveyed in the name of the Company, unless the Managers determines
that the Company Property should be acquired and conveyed in the name of one or
more Person or Persons as nominee for the Company.

     7.2.   Nominees.  In the event the Managers determine that the Company
            --------
Property should be held in the name of a nominee, the Company and the nominee
shall place a written declaration of trust in the Company's books and records
acknowledging the nominee's capacity and the Company as the true owner of the
Company Property.  In the event the Member acts as a nominee for Company
Property, the Member shall not have an interest in the Company Property held by
the Member as nominee nor be liable for any Company debt in excess of that
attributable to the Member's limited liability company interest.

                                       11


                                  ARTICLE 8.
                                  DISSOLUTION
                                  -----------

     8.1.   Dissolution.  The Company shall be dissolved upon the decision of
            -----------
the Member to dissolve the Company. No other event, including an event described
in Section 18-801 of the Act, will cause the Company to dissolve.

     8.2.   Liquidation and Termination.  On dissolution of the Company, the
            ---------------------------
Managers shall act as liquidator or shall appoint one or more Person or Persons
as liquidator.  The liquidator shall proceed diligently to wind up the affairs
of the Company and make final distributions as provided herein and in the Act.
The costs of liquidation shall be borne as a Company expense.  Until final
distribution, the liquidator shall continue to operate the Company Property with
all of the power and authority of the Member.  All distributions in kind (if
any) to the Member shall be made subject to the liability of the Member for
costs, expenses, and liabilities theretofore incurred or for which the Company
has committed prior to the date of termination and those costs, expenses and
liabilities shall be allocated to the Member.  The distribution of cash and/or
property to the Member in accordance with the provisions of this Section 8.02
                                                                 ------------
constitutes a complete return to the Member of its capital contributions and a
complete distribution to the Member of its limited liability company interest in
all the Company's Property.

     8.3.   Certificate of Cancellation.  On completion of the distribution of
            ---------------------------
the Company's assets as provided herein, the Company is terminated and the
Member (or such other Person or Persons as the Act may require or permit) shall
file a Certificate of Cancellation with the Secretary of Delaware, cancel any
other filings made pursuant to Section 2.07, and take such other actions as may
                               ------------
be necessary to terminate the Company.

                                  ARTICLE 9.
                              GENERAL PROVISIONS
                              ------------------

     9.1.   Books and Records.  The Company shall keep and maintain, at the
            -----------------
expense of the Company, such records that the Company is required to maintain
under the Act.  Such records shall be kept and maintained, or made available, at
the principal office of the Company as required by the Act.

     9.2.   Invalid Provision.  The provisions set forth in this Agreement are
            -----------------
severable, and the invalidity or unenforceability of any particular provision of
this Agreement shall not affect the other provisions hereof, and this Agreement
shall be construed in all respects as if such invalid or unenforceable
provisions were omitted and, in lieu of each invalid or unenforceable provision,
there will be added automatically as a part of this Agreement a provision as
similar in terms to the invalid or unenforceable provision as may be possible
and be valid and enforceable.

     9.3.   Counterparts.  While this Agreement may be executed in multiple
            ------------
counterparts, each fully executed copy shall, for all purposes, be deemed to be
the original, but all of such executed counterparts shall be deemed to
constitute but one and the same agreement.

     9.4.   Table of Contents; Captions.  The table of contents and the titles
            ---------------------------
of the articles and sections in this Agreement have been inserted as a matter of
convenience of reference only

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and do not affect the meaning of or construction of any of the terms or
provisions in this Agreement.

     9.5.   Successors and Assigns.  The provisions of this Agreement shall be
            ----------------------
binding on and inure to the benefit of the Member, and its successors, and
assigns.

     9.6.   Waiver.  No failure by the Member or the Company to insist upon
            ------
strict performance of any covenant, duty, agreement, or condition of this
Agreement or to exercise any right or remedy as a result of a breach thereof
shall constitute a waiver of such breach or by any covenant, duty, agreement, or
condition.

     9.7.   Number and Gender.  Whenever the context so requires, all words used
            -----------------
in this Agreement in any gender will be deemed to include the masculine,
feminine, and neuter gender, and all singular words will include the plural and
all plural words will include the singular.

     9.8.   Checks and Drafts.  All checks, drafts or other orders for the
            -----------------
payment of money, notes or other evidences of indebtedness issued in the name of
the Company, shall be signed by such agent or agents of the Company and in such
manner as shall from time to time be determined by the Managers.

     9.9.   Notices.  All notices given under this Agreement shall be deemed to
            -------
have been given or made (a) if delivered in person, upon actual receipt, (b) if
mailed, three (3) days after deposit in the United States mail, certified mail,
return receipt requested, postage prepaid, (c) if delivered by overnight
delivery service or by telegraph or cable, the day after delivery to the
overnight delivery service, the telegraph company or the cable company, or (d)
if sent by telex or facsimile to a telex or facsimile machine owned or operated
by a party, when so sent.  Notwithstanding the foregoing, notices of change of
address shall become effective only upon actual receipt.

     9.10.  Governing Law; Severability.  THIS AGREEMENT IS GOVERNED BY AND
            ---------------------------
SHALL BE CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF DELAWARE,
EXCLUDING ANY CONFLICT-OF-LAWS RULE OR PRINCIPLE THAT MIGHT REFER THE GOVERNANCE
OF THE CONSTRUCTION OF THIS AGREEMENT TO THE LAW OF ANOTHER JURISDICTION.  In
the event of a direct conflict between the provisions of this Agreement and (a)
any provision of the Certificate of Formation, or (b) any mandatory provision of
the Act, the applicable provision of the Certificate of Formation or the Act
shall control.

     9.11.  Notice to Member of Provisions of this Agreement.  By executing this
            ------------------------------------------------
Agreement, the Member acknowledges that it has actual notice of (a) all of the
provisions of this Agreement, and (b) all of the provisions of the Certificate
of Formation.  The Member hereby agrees that this Agreement constitutes adequate
notice of all such provisions, and the Member hereby waives any requirement that
any further notice thereunder be given.

     9.12.  Entire Agreement.  This Agreement constitutes the entire agreement
            ----------------
of the Member relating to the Company and supersedes all prior contracts or
agreements with respect to the Company, whether oral or written.

                                       13


     9.13.  Amendment of Agreement.  This Agreement may be altered, amended or
            ----------------------
repealed and a new Agreement entered into exclusively by the Member.

     EXECUTED effective as of the Effective Date.

                                 MEMBER

                                 Physician Reliance Network, Inc.

                                 By:________________________________
                                      Phillip H. Watts,
                                      Vice President

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