Document:

<PAGE>

                                                                    Exhibit 10.2

                   AMENDMENT NO. 1 TO REGISTRATION AGREEMENT

          AMENDMENT NO. 1 TO REGISTRATION AGREEMENT, dated as of December 15,
1998 (the "Amendment"), by and among Select Medical Corporation, a Delaware
corporation (the "Company"), the stockholders of the Company whose names appear
in Schedule I annexed hereto (collectively, the "Original Stockholders"), and
the additional stockholders of the Company whose names appear in Schedule II
annexed hereto (collectively, the "Additional Stockholders"), amending the
Registration Agreement dated as of February 5, 1997 (the "Agreement") by and
among the Company, the Original Stockholders and the other stockholders of the
Company named as parties thereto at the foot thereof.

          WHEREAS, the Company, the Additional Stockholders and certain of the
Original Stockholders (collectively, the "December 1998 Investors") are parties
to a Securities Purchase Agreement dated as of December 15, 1998, providing,
among other things, for the sale to such December 1998 Investors of an aggregate
21,224,489 shares (the "December 1998 Shares") of the Company's Common Stock,
par value $.01 (the "Common Stock"); and

          WHEREAS, the Company and the Original Stockholders entered into the
Agreement in order, among other things, to specify certain rights and
obligations of each of the parties thereto with respect to the shares of Common
Stock held by each of them; and

          WHEREAS, the Agreement may be amended by the written consent of the
Company and the holders of 66.67% of the Registrable Securities (as defined
therein); and

          WHEREAS, the Original Stockholders collectively own more than 66.67%
of the outstanding Registrable Securities; and

          WHEREAS, the Company and the Original Stockholders now desire to amend
the Agreement in the manner set forth below in order, among other things, to
include the December 1998 Shares as Registrable Securities under the terms of
the Agreement and to include the Additional Stockholders as parties to the
Agreement;

          NOW THEREFORE, in consideration of the mutual covenants and agreements
contained herein and other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, the parties hereto agree as
follows:

          Section 1.    Definitions; References.  Unless otherwise specifically
                        -----------------------
defined herein, each term used herein which is defined in the Agreement shall
have the meaning assigned to such term in the Agreement.  Each reference to
"hereof;" "hereunder," "herein," and "hereby" and each other similar reference
and each reference to "this Agreement" and each other similar reference
contained in the Agreement shall from and after the date hereof refer to the
Agreement as amended by this Amendment.

          Section 2.    Additional Stockholders as Investors.  Effective as of
                        ------------------------------------
the date hereof, each of the Additional Stockholders shall become an Investor
under the Agreement, and
<PAGE>

by such Additional Stockholder's execution of this Amendment, each of such
Additional Stockholders agrees to comply with and be bound by all of the
provisions of the Agreement as an Investor thereunder, as if an original
signatory thereto. For purposes of the Agreement, the December 1998 Shares shall
be deemed to be included in the term "Investor Registrable Securities".

          Section 3.    Amendment to Second Unnumbered Paragraph.  The second
                        ----------------------------------------
unnumbered paragraph of the Agreement is hereby amended to read in its entirety
as follows:

          "The Company and certain of the Investors are parties to a Purchase
     Agreement, dated as of February 5, 1997 (the "1997 Purchase Agreement").
     The Company, the Investors and the Additional Stockholders (as such term is
     defined in Amendment No. 1 to Registration Agreement dated as of December
     15, 1998 among the Company and the parties thereto (the "Amendment")) are
     parties to a Securities Purchase Agreement, dated as of December 15, 1998
     (the "1998 Purchase Agreement" and, collectively with the 1997 Purchase
     Agreement, the "Purchase Agreements" or the "Purchase Agreement"). In order
     to induce certain of the Investors to enter into the 1997 Purchase
     Agreement and the Investors and the Additional Stockholders to enter into
     the 1998 Purchase Agreement, the Company has agreed to provide the
     registration rights set forth in this Agreement, as amended by the
     Amendment. The execution and delivery of this Agreement is a condition to
     the Closing under the 1997 Purchase Agreement. The execution and delivery
     of the Amendment is a condition to the Closing under the 1998 Purchase
     Agreement. Unless otherwise provided in this Agreement, capitalized terms
     used herein shall have the meanings set forth in Section 7 hereof."

          Section 4.    Amendment of Section 7(b).  Section 7(b) is hereby
                        -------------------------
amended to read in its entirety as follows:

          "'Investor Registrable Securities' means (i) any Common Stock issued
            -------------------------------
     pursuant to either of the Purchase Agreements (whether issued before or
     after the respective dates thereof), (ii) any other Common Stock issued or
     issuable with respect to the securities referred to in clause (i) by way of
     a stock dividend or stock split or in connection with an exchange or
     combination of shares, recapitalization, merger, consolidation or other
     reorganization, and (iii) any other shares of Common Stock held by Persons
     holding securities described in clauses (i) and (ii) inclusive, above."

          Section 5.    Amendment of Section 7(d).  Section 7(d) is hereby
                        -------------------------
amended to read in its entirety as follows:

          "Unless otherwise stated, other capitalized terms contained herein
     have the meanings set forth in the 1997 Purchase Agreement."

          Section 6.    Addition to Schedule of Holders.  The Schedule of
                        -------------------------------
Holders annexed to the Agreement is hereby amended by adding the names and
addresses of each of the Additional Stockholders set forth in Schedule II
hereto.

                                       2
<PAGE>

          Section 7.    Effect of Amendment.  Except as expressly provided in
                        -------------------
this Amendment, nothing herein shall affect or be deemed to affect any
provisions of the Agreement, and except only to the extent that they may be
varied hereby, all of the terms of the Agreement shall remain unchanged and in
fill force and effect.

          Section 8.    Applicable Law.  This Amendment shall be construed and
                        --------------
enforced in accordance with, and the rights of the parties shall be governed by,
the laws of the State of Delaware without reference to the principles of
conflicts of law.

          Section 9.    Counterparts.  This Amendment may be executed in
                        ------------
counterparts, all of which together shall constitute one agreement binding on
all the parties hereto, notwithstanding that all such parties are not
signatories to the original or the same counterpart.  Each party shall become
bound by this Amendment immediately upon affixing such party's signature hereto.

                                       3
<PAGE>

          IN WITNESS WHEREOF, the Company, the Original Stockholders and the
Additional Stockholders have executed this Amendment as of the day and year
first above written.

               SELECT MEDICAL CORPORATION

               By /s/ Rocco A. Ortenzio
                 ---------------------------------
               Name:
               Title:

               ORIGINAL STOCKHOLDERS:

               GOLDER, THOMA, CRESSEY, RAUNER FUND V, L.P.
               By GTCR V, L.P., General Partner
               By Golder, Thoma, Cressey, Rauner, Inc., General Partner

               By /s/ Donald J. Edwards
                 ---------------------------------
               Name:
               Title:

               WELSH, CARSON, ANDERSON & STOWE VII, L.P.
               By WCAS VII Partners, L.P., General Partner

               By /s/ Laura Van Buren
                 ---------------------------------
               Name:
               Title:

               WCAS HEALTHCARE PARTNERS, L.P.
               By WCAS HC Partners, General Partner

               By /s/ Russell L. Carson
                 ---------------------------------
               Name:
               Title:

                                       4
<PAGE>

               Bruce K. Anderson
               Russell L. Carson
               Anthony J. de Nicola
               Thomas E. McInerney
               James B. Hoover
               Robert A. Minicucci
               Andrew M. Paul
               Paul B. Queally
               Richard H. Stowe
               Laura M. VanBuren
               Patrick J. Welsh

               By /s/ Laura Van Buren
                 ---------------------------------
                         Laura M. VanBuren
                         Individually and as
                         Attorney-in-Fact

               /s/ Rocco A. Ortenzio
               -----------------------------------
                              Rocco Ortenzio

               /s/ Robert A. Ortenzio
               -----------------------------------
                              Robert Ortenzio

               SELECT INVESTMENTS II

               By /s/ Rocco A. Ortenzio
                 ---------------------------------
               Name:
               Title:

               SELECT PARTNERS, L.P.

               By /s/ Rocco A. Ortenzio
                 ---------------------------------
               Name:
               Title:

                                       5
<PAGE>

               ADDITIONAL STOCKHOLDERS:
               WCAS CAPITAL PARTNERS III, L.P.
               By WCAS CP III Associates, L.L.C., General Partner

               By /s/ Laura Van Buren
                 ---------------------------------
               Name:
               Title:

               /s/ Lawrence B. Sorrel
               -----------------------------------
                         Lawrence B. Sorrel

               /s/ Priscilla A. Newman
               -----------------------------------
                         Priscilla A. Newman

               /s/ Rudolph Rupert
               -----------------------------------
                         Rudolph Rupert

               /s/ D. Scott Mackesy
               -----------------------------------
                         D. Scott Mackesy

               GTCR FUND VI, L.P.
               By GTCR Partners VI, L.P., General Partner
               By GTCR Golder Rauner, L.L.C., General Partner

               By /s/ Donald J. Edwards
                 ---------------------------------
               Name:
               Its: Principal

               THOMA CRESSEY FUND VI, L.P.
               By TC Partners VI, L.P., General Partner
               By Thoma Cressey Equity Partners Inc., General Partner

               By Illegible
                 ---------------------------------
               Name:
               Title:

                                       6
<PAGE>

               SELECT HEALTHCARE INVESTORS I, L.P.

               By /s/ Rocco A. Ortenzio
                 ---------------------------------
               Name:
               Title:

               ANVERS, L.P.

               By /s/ Leopold Swergold
                 ---------------------------------
               Name:
               Title:

               ANVERS II, L.P.

               By /s/ Leopold Swergold
                 ---------------------------------
               Name:
               Title:

                                       7
<PAGE>

               GTCR VI EXECUTIVE FUND, L.P.
               By GTCR Partners VI, L.P., General Partner
               By GTCR Golder Rauner, L.L.C., General Partner

               By /s/ Donald J. Edwards
                 ---------------------------------
               Name:
               Its: Principal

               GTCR ASSOCIATES VI
               By GTCR Partners VI, L.P., Managing Genera! Partner
               By GTCR Golder Rauner L.L.C., General Partner

               By /s/ Donald J. Edwards
                 ---------------------------------
               Name:
               Its: Principal

               /s/ Bryan C. Cressey
               -----------------------------------
               Bryan C. Cressey

                                       8
<PAGE>

                                  SCHEDULE I

                             Original Stockholders
                             ---------------------

Golder, Thoma, Cressey, Rauner Fund V, L.P.

Welsh, Carson, Anderson & Stowe VII, L.P.
WCAS Healthcare Partners, L.P.
Bruce K. Anderson
Russell L. Carson
Anthony J. de Nicola
Thomas E. McInerney
James B. Hoover
Robert A. Minicucci
Andrew M. Paul
Paul B. Queally
Richard H. Stowe
Laura M. VanBuren
Patrick J. Welsh

Rocco Ortenzio
Robert Ortenzio
Select Investments II
Select Partners, L.P.
<PAGE>

                                  SCHEDULE II

                            Additional Stockholders
                            -----------------------

WCAS Capital Partners III, L.P.
Lawrence B. Sorrel
Priscilla A. Newman
Rudolph Rupert
D. Scott Mackesy

     c/o Welsh, Carson, Anderson & Stowe
     320 Park Avenue, Suite 2500
     New York, New York 10022
     Attention: Lawrence B. Sorrel

GTCR Fund VI, L.P.
GTCR VI Executive Fund, L.P.
GTCR Associates VI

     6100 Sears Tower
     233 South Wacker Drive
     Chicago, IL 60606-6402
     Attention: Donald J. Edwards

Thoma Cressey Fund VI, L.P.

     Sears Tower, 44th floor
     233 South Wacker Drive
     Chicago, IL 60606-6402
     Attention: Bryan C. Cressey

Bryan C. Cressey

     Sears Tower, 44th floor
     233 South Wacker Drive
     Chicago, IL 60606-6402

Select Healthcare Investors I, L.P.

     c/o Select Medical Corporation
     4718 Old Gettysburg Road
     P.O. Box 2034
     Mechanicsburg, Pennsylvania 17055
<PAGE>

                            SCHEDULE II (Continued)

Anvers, L.P.
Anvers II, L.P.

     Furman Selz Incorporated
     230 Park Avenue
     New York, New York 10169
     Attention:  Leo Swergold<PAGE>

                                                                    Exhibit 10.3

                   AMENDMENT NO. 2 TO REGISTRATION AGREEMENT

          AMENDMENT NO. 2 TO REGISTRATION AGREEMENT, dated as of November 19,
1999 ("Amendment No. 2"), by and among Select Medical Corporation, a Delaware
corporation (the "Company")and the stockholders of the Company whose names
appear in Schedule I annexed hereto (collectively, the "Stockholders"), amending
the Registration Agreement dated as of February 5, 1997, as amended as of
December 15, 1998 (the "Agreement") by and among the Company, the Stockholders
and the other stockholders of the Company named as parties thereto at the foot
thereof.

          WHEREAS, the Company and certain of the Stockholders (the "November
1999 Investors") are parties to a Securities Purchase Agreement dated as of
November 19, 1999 (the "1999 Purchase Agreement"), providing, among other
things, for the sale to such November 1999 Investors of an aggregate (i)
1,667,000 shares of the Company's Common Stock, par value $.01 (the "Common
Stock") and (ii) 16,000,000 shares of the Company's Class B Preferred Stock, par
value $01 (the "Class B Preferred "together with the Common Stock subject to the
1999 Purchase Agreement, the "November 1999 Shares"); and

          WHEREAS, the Company and the Stockholders entered into the Agreement
in order, among other things, to specify certain rights and obligations of each
of the parties thereto with respect to the shares of Common Stock held by each
of them; and

          WHEREAS, the Agreement may be amended by the written consent of the
Company and the holders of 66.67% of the Registrable Securities (as defined
therein); and

          WHEREAS, the Stockholders collectively own more than 66.67% of the
outstanding Registrable Securities; and

          WHEREAS, the Company and the Stockholders now desire to amend the
Agreement in the manner set forth below in order, among other things, to include
the November 1999 Shares as Registrable Securities under the terms of the
Agreement;

          NOW THEREFORE, in consideration of the mutual covenants and agreements
contained herein and other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, the parties hereto agree as
follows:

          Section 1.    Definitions, References.  Unless otherwise specifically
                        -----------------------
defined herein, each term used herein which is defined in the Agreement shall
have the meaning assigned to such term in the Agreement.  Each reference to
"hereof" "hereunder," "herein," and "hereby" and each other similar reference
and each reference to "this Agreement" and each other similar reference
contained in the Agreement shall from and after the date hereof refer to the
Agreement as amended by this Amendment No. 2.
<PAGE>

          Section 2.    Registrable Securities.  For purposes of the Agreement,
                        ----------------------
the November 1999 Shares shall be deemed to be included in the term "Investor
Registrable Securities".

          Section 3.    Amendment to Second Unnumbered Paragraph.  The second
                        ----------------------------------------
unnumbered paragraph of the Agreement is hereby amended to read in its entirety
as follows:

          "The Company and certain of the Investors are parties to a Purchase
     Agreement, dated as of February 5, 1997 (the "1997 Purchase Agreement").
     The Company, the Investors and the Additional Stockholders (as such term is
     defined in Amendment No. 1 to Registration Agreement, dated as of December
     15, 1998 among the Company and the parties thereto ("Amendment No. 1")) are
     parties to a Securities Purchase Agreement, dated as of December 15, 1998
     (the "1998 Purchase Agreement").  The Company and the Stockholders (as such
     term is defined in Amendment No. 2 to the Registration Agreement, dated as
     of November 19, 1999, among the Company and the parties thereto ("Amendment
     No. 2") are parties to a Purchase Agreement, dated as of November 19, 1999
     (the "1999 Purchase Agreement" and, collectively with the 1997 Purchase
     Agreement and the 1998 Purchase Agreement, the "Purchase Agreements" or the
     "Purchase Agreement").  In order to induce certain of the Investors to
     enter into the 1997 Purchase Agreement, the Investors and the Additional
     Stockholders to enter into the 1998 Purchase Agreement and the Stockholders
     to enter into the 1999 Purchase Agreement, the Company has agreed to
     provide the registration rights set forth in this Agreement, as amended by
     Amendment No. 1 and Amendment No. 2.  The execution and delivery of this
     Agreement is a condition to the Closing under the 1997 Purchase Agreement.
     The execution and delivery of Amendment No. 1 is a condition to the Closing
     under the 1998 Purchase Agreement.  The execution and delivery of Amendment
     No. 2 is a condition to the Closing under the 1999 Purchase Agreement.
     Unless otherwise provided in this Agreement, capitalized terms used herein
     shall have the meanings set forth in Section 7 hereof."

          Section 4.    Amendment of Section 7(b).  Section 7(b) is hereby
                        -------------------------
amended to read in its entirety as follows:

          "'Investor Registrable Securities' means (i) any Common Stock or Class
            -------------------------------
     B Preferred issued pursuant to any of the Purchase Agreements (whether
     issued before or after the respective dates thereof), (ii) any other Common
     Stock or Class B Preferred issued or issuable with respect to the
     securities referred to in clause (i) by way of a stock dividend or stock
     split or in connection with an exchange or combination of shares,
     recapitalization, merger, consolidation or other reorganization, and (iii)
     any other shares of Common Stock or Class B Preferred held by Persons
     holding securities described in clauses (i) and (ii) inclusive, above."

          Section 5.    Effect of Amendment.  Except as expressly provided in
                        -------------------
this Amendment No. 2, nothing herein shall affect or be deemed to affect any
provisions of the

                                       2
<PAGE>

Agreement, and except only to the extent that they may be varied hereby, all of
the terms of the Agreement shall remain unchanged and in full force and effect.

          Section 6.    Applicable Law.  This Amendment No. 2 shall be construed
                        --------------
and enforced in accordance with, and the rights of the parties shall be governed
by, the laws of the State of Delaware without reference to the principles of
conflicts of law.

          Section 7.    Counterparts.  This Amendment No. 2 may be executed in
                        ------------
counterparts, all of which together shall constitute one agreement binding on
all the parties hereto, notwithstanding that all such parties are not
signatories to the original or the same counterpart.  Each party shall become
bound by this Amendment No. 2 immediately upon affixing such party's signature
hereto.

                                       3
<PAGE>

          IN WITNESS WHEREOF, the Company and the Stockholders have executed
this Amendment No. 2 as of the day and year first above written.

                         SELECT MEDICAL CORPORATION

                         By /s/ Michael E. Tarvin
                           ---------------------------------
                         Name:
                         Title:

                         STOCKHOLDERS:

                         GOLDER, THOMA, CRESSEY, RAUNER FUND V, L.P.
                         By GTCR V, L.P., General Partner
                         By Golder, Thoma, Cressey, Rauner, Inc., General
                         Partner

                         By /s/ Donald J. Edwards
                           ---------------------------------
                         Name:
                         Title:

                         WELSH, CARSON, ANDERSON & STOWE VII, L.P.
                         By WCAS VII Partners, L.P., General Partner

                         By /s/ Jonathan Rather
                           ---------------------------------
                         Name:
                         Title:

                         WCAS HEALTHCARE PARTNERS, L.P.
                         By WCAS HC Partners, General Partner

                         By /s/ Jonathan Rather
                           ---------------------------------
                         Name:
                         Title:

                                       4
<PAGE>

                         John Almeida
                         Bruce K. Anderson
                         Russell L. Carson
                         Anthony J. de Nicola
                         James B. Hoover
                         Thomas E. McInerney
                         D. Scott Mackesy
                         Robert A. Minicucci
                         Priscilla A. Newman
                         Andrew M. Paul
                         Paul B. Queally
                         Jonathan Rather
                         Rudolph E. Rupert
                         Lawrence B. Sorrel
                         Richard H. Stowe
                         Sanjay Swani
                         Sean Traynor
                         Laura M. VanBuren
                         Patrick J. Welsh

                         By /s/ Jonathan Rather
                           ---------------------------------

                                  Jonathan Rather
                                  as Attorney-in-Fact

                         DELAWARE CHARTER TRUST CO., AS TRUSTEE
                         FOR THE BENEFIT OF THE IRA ROLLOVER OF
                         JAMES B. HOOVER

                         By /s/ James B. Hoover
                           ---------------------------------
                         Name:
                         Title:

                         -----------------------------------
                                   Rocco Ortenzio

                         -----------------------------------
                                   Robert Ortenzio

                                       5
<PAGE>

                         John Almeida
                         Bruce K. Anderson
                         Russell L. Carson
                         Anthony J. de Nicola
                         James B. Hoover
                         Thomas E. McInerney
                         D. Scott Mackesy
                         Robert A. Minicucci
                         Priscilla A. Newman
                         Andrew M. Paul
                         Paul B. Queally
                         Jonathan Rather
                         Rudolph E. Rupert
                         Lawrence B. Sorrel
                         Richard H. Stowe
                         Sanjay Swani
                         Sean Traynor
                         Laura M. VanBuren
                         Patrick J. Welsh

                         By_________________________________
                                   Jonathan Rather
                                   as Attorney-in-Fact

                         JAMES B. HOOVER IRA ROLLOVER CHASE
                         CUSTODIAN

                         By_________________________________
                         Name:
                         Title:

                         ___________________________________
                                   Rocco Ortenzio

                         ___________________________________
                                   Robert Ortenzio

                                       6
<PAGE>

                         Bruce K. Anderson
                         Russell L. Carson
                         Anthony J. de Nicola
                         Thomas E. McInerney
                         James B. Hoover
                         Robert A. Minicucci
                         Andrew M. Paul
                         Paul B. Queally
                         Richard H. Stowe
                         Laura M. VanBuren
                         Patrick J. Welsh

                         By
                           ---------------------------------
                                   Laura M. VanBuren
                                   Individually and as
                                   Attorney-in-Fact

                               /s/ Rocco A. Orterzio
                         -----------------------------------
                                   Rocco Ortenzio

                               /s/ Robert A. Ortenzio
                         -----------------------------------
                                   Robert Ortenzio

                         SELECT INVESTMENTS II

                         By /s/ Rocco A. Ortenzio
                           ---------------------------------
                         Name:
                         Title:

                         SELECT PARTNERS, L.P.

                         By /s/ Rocco A. Ortenzio
                           ---------------------------------
                         Name:
                         Title:

                                       7
<PAGE>

                         WCAS CAPITAL PARTNERS III, L.P.
                         By WCAS CP III Associates, L.L.C., General Partner

                         By
                           ---------------------------------
                         Name:
                         Title:

                         -----------------------------------
                                   Lawrence B. Sorrel

                         -----------------------------------
                                   Priscilla A. Newman

                         -----------------------------------
                                   Rudolph Rupert

                         -----------------------------------
                                   D. Scott Mackesy

                         GTCR FUND VI, L.P.
                         By GTCR Partners VI, L.P., General Partner
                         By GTCR Golder Rauner, L.L.C., General Partner

                         By /s/ Donald J. Edwards
                           ---------------------------------
                         Name:
                         Its: Principal

                         THOMA CRESSEY FUND VI, L.P.
                         By TC Partners VI, L.P., General Partner
                         By Thoma Cressey Equity Partners Inc., General Partner

                         By /s/ Bryan C. Cressey
                           ---------------------------------
                         Name:
                         Title:

                                       8
<PAGE>

                         GTCR VI EXECUTIVE FUND, L.P.
                         By GTCR Partners VI, L.P., General Partner
                         By GTCR Golder Rauner, L.L.C., General Partner

                         By /s/ Donald J. Edwards
                           ---------------------------------
                         Name:
                         Its: Principal

                         GTCR ASSOCIATES VI
                         By GTCR Partners VI, L.P., Managing General Partner
                         By GTCR Golder Rauner, L.L.C., General Partner

                         By /s/ Donald J. Edwards
                           ---------------------------------
                         Name:
                         Its: Principal

                         /s/ Bryan C. Cressey
                         -----------------------------------
                                   Bryan C. Cressey

                                       9

<PAGE>

                         THOMA CRESSEY FRIENDS FUND VI, L.P.
                         By TC Partners VI, L.P., General Partner
                         By Thoma Cressey Equity Partners, Inc., General Partner

                         By /s/ Bryan C. Cressey
                           ---------------------------------
                         Name:
                         Its: Principal

                                       10
<PAGE>

                         SELECT HEALTHCARE INVESTORS I, L.P.

                         By /s/ Rocco A. Ortenzio
                           ---------------------------------
                         Name:
                         Title:

                         ANVERS, L.P.

                         By /s/ Leopold Swergold
                           ---------------------------------
                         Name:
                         Title:

                         ANVERS II, L.P.

                         By /s/ Leopold Swergold
                           ---------------------------------
                         Name:
                         Title:

                                       11
<PAGE>

                                  SCHEDULE I

                                 Stockholders

               Golder, Thoma, Cressey, Rauner Fund V, L.P.

               Welsh, Carson, Anderson & Stowe VII, L.P.
               WCAS Healthcare Partners, L.P.
               Bruce K. Anderson
               Russell L. Carson
               Anthony J. de Nicola
               Thomas E. McInerney
               James B. Hoover
               Robert A. Minicucci
               Andrew M. Paul
               Paul B. Queally
               Richard H. Stowe
               Laura M. VanBuren
               Patrick J. Welsh

               Rocco Ortenzio
               Robert Ortenzio
               Select Investments II
               Select Partners, L.P.

               WCAS Capital Partners III, L.P.
               Lawrence B. Sorrel
               Priscilla A. Newman
               Rudolph Rupert
               Scott Mackesy

               GTCR Fund VI, L.P.
               GTCR VI Executive Fund, L.P.
               GTCR Associates VI

               Thoma Cressey Fund VI, L.P.
               Bryan C. Cressey

               Select Healthcare Investors I, L.P.

               Anvers, L.P.
               Anvers II, L.P.

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