UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549



                                  SCHEDULE 13G

                   Under the Securities Exchange Act of 1934
                               (Amendment No. 3)*




                           Select Medical Corporation
--------------------------------------------------------------------------------
                                (Name of Issuer)


                     Common Stock, par value $.01 per share
--------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                  816196-10-9
--------------------------------------------------------------------------------
                                 (CUSIP Number)


                               December 31, 2002
--------------------------------------------------------------------------------
            (Date of Event Which Requires Filing of this Statement)



     Check the  appropriate  box to  designate  the rule  pursuant to which this
Schedule is filed:

                /_/     Rule 13d-1(b)
                /x/     Rule 13d-1(c)
                /_/     Rule 13d-1(d)

     ---------------
     * The  remainder  of this cover  page  shall be filled out for a  reporting
person's  initial  filing on this  form with  respect  to the  subject  class of
securities,  and for any subsequent amendment containing information which would
alter  the  disclosures  provided  in a prior  coverage  page.

     The  information  required in the remainder of this cover page shall not be
deemed to be "filed"  for the purpose of Section 18 of the  Securities  Exchange
Act of 1934 or otherwise  subject to the  liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).

                               Page 1 of 5 Pages



CUSIP No. 816196-10-9                 13G/A                    Page 2 of 5 Pages

--------- ----------------------------------------------------------------------
1.        NAMES OF REPORTING PERSONS
          I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

          Rocco A. Ortenzio

--------- ----------------------------------------------------------------------
2.        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP   (a)     /_/
                                                             (b)     /x/

--------- ----------------------------------------------------------------------
3.        SEC USE ONLY

--------- ----------------------------------------------------------------------
4.        CITIZENSHIP OR PLACE OF ORGANIZATION

          United States

------------------------ ----- -------------------------------------------------
   NUMBER OF
     SHARES             5.    SOLE VOTING POWER                      5,783,281
  BENEFICIALLY
    OWNED BY             ----- -------------------------------------------------
      EACH
   REPORTING             6.    SHARED VOTING POWER                     252,057
  PERSON WITH
                         ----- -------------------------------------------------

                         7.    SOLE DISPOSITIVE POWER                5,783,281

                         ----- -------------------------------------------------

                         8.    SHARED DISPOSITIVE POWER                252,057

--------- ----------------------------------------------------------------------
9.        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

          6,035,338
--------- ----------------------------------------------------------------------

10.       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
          CERTAIN SHARES                                               /_/
--------- ----------------------------------------------------------------------

11.       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

          12.0%
--------- ----------------------------------------------------------------------

12.       TYPE OF REPORTING PERSON

          IN
--------- ----------------------------------------------------------------------




CUSIP No. 816196-10-9                 13G/A                    Page 3 of 5 Pages

Item 1(a).   Name of Issuer:

          Select Medical Corporation

Item 1(b).   Address of Issuer's Principal Executive Offices:

         4716 Old Gettysburg Road
         P.O. Box 2034
         Mechanicsburg, PA 17055

Item 2(a).   Name of Person Filing:

          Rocco A. Ortenzio


Item 2(b).   Address of Principal Business Office or, if None, Residence:

         4716 Old Gettysburg Road
         P.O. Box 2034
         Mechanicsburg, PA 17055

Item 2(c).   Citizenship:

          United States


Item 2(d).   Title of Class of Securities:

          Common Stock, par value $.01 per share

Item 2(e) CUSIP Number:

          816196-10-9

Item 3.   If This Statement is Filed  Pursuant to Rule 13d-1(b),  or 13d-2(b)
          or (c), Check Whether the Person Filing is a:

         (a) /_/ Broker  or  dealer  registered  under  Section  15 of  the
                 Exchange Act.

         (b) /_/ Bank as defined in Section 3(a)(6) of the Exchange Act.

         (c) /_/ Insurance  company as defined in Section  3(a)(19)  of the
                 Exchange Act.

         (d) /_/ Investment  company  registered  under  Section  8 of  the
                 Investment Company Act.

         (e) /_/ An   investment   adviser   in   accordance   with   Rule
                 13d-1(b)(1)(ii)(E);

         (f) /_/ An employee  benefit plan or endowment  fund in  accordance
                 with Rule 13d-1(b)(1)(ii)(F);

         (g) /_/ A parent  holding  company or control  person in accordance
                 with Rule 13d-1(b)(1)(ii)(G);

         (h) /_/ A savings  association  as defined  in Section  3(b) of the
                 Federal Deposit Insurance Act;




CUSIP No. 816196-10-9                 13G/A                    Page 4 of 5 Pages

         (i) /_/ A church plan that is excluded  from the  definition  of an
                 investment  company  under Section  3(c)(14) of the  Investment
                 Company Act;

         (j) /_/ Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

Item 4.  Ownership.

         Provide the following information regarding the aggregate number and
percentage of the class of securities of the issuer identified in Item 1.

         (a)     Amount beneficially owned: 6,035,338

         (b)     Percent of class: 12.0%

         (c)     Number of shares as to which such person has:


         (i)     Sole power to vote or to direct the vote
                 5,783,281

         (ii)    Shared power to vote or to direct the vote
                 252,057

         (iii)   Sole power to dispose or to direct the disposition of
                 5,783,281

         (iv)    Shared power to dispose or to direct the disposition of
                 252,057


Item 5.  Ownership of Five Percent or Less of a Class.

     If this  statement  is being  filed to report  the fact that as of the date
hereof the reporting  person has ceased to be the beneficial  owner of more than
five percent of the class of securities, check the following [ ].

Item 6.   Ownership of More than Five Percent on Behalf of Another Person.

          N/A

Item 7.   Identification and Classification of the Subsidiary Which Acquired
          the Security Being Reported on by the Parent Holding Company.

          N/A

Item 8.   Identification and Classification of Members of the Group.

          N/A


Item 9.  Notice of Dissolution of Group.

         N/A





CUSIP No. 816196-10-9                 13G/A                    Page 5 of 5 Pages

                        Amendment No. 3 to Schedule 13G
                        -------------------------------


     Reference is hereby made to Amendment  No. 2 to Schedule 13G filed with the
Securities  and Exchange  Commission on February 11, 2003  ("Amendment  No. 2").
This  Amendment  No. 3 is being  filed  solely to  correct  certain  information
provided in Amendment No. 2 with respect to the Reporting  Person's ownership as
of December 31,  2002.  Terms  defined in Amendment  No. 2 are used herein as so
defined.

Item 4.  Ownership.

     The following Item of Amendment No. 2 is amended and restated as follows:

         (a)     Amount beneficially owned: 6,035,338

         (b)     Percent of class: 12.0%

         (c)     Number of shares as to which such person has:

         (i)     Sole power to vote or to direct the vote
                 5,783,281

         (ii)    Shared power to vote or to direct the vote
                 252,057

         (iii)   Sole power to dispose or to direct the disposition of
                 5,783,281

         (iv)    Shared power to dispose or to direct the disposition of
                 252,057

Item 10.  Certifications.

     By signing  below I certify  that,  to the best of my knowledge and belief,
the  securities  referred  to above were not  acquired  and are not held for the
purpose of or with the effect of changing or  influencing  control of the issuer
of the securities  and were not acquired and are not held in connection  with or
as a participant in any transaction having that purpose or effect.



                                   SIGNATURE


     After  reasonable  inquiry and to the best of my  knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.







                                                     /s/ Rocco A. Ortenzio
                                                     ---------------------------
                                                     Rocco A. Ortenzio
Dated: March 31, 2003