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                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 6-K

                        REPORT OF FOREIGN PRIVATE ISSUER


                    Pursuant to Rule 13a-16 or 15d-16 of the

                         Securities Exchange Act of 1934



                         For the month of December 2005


                       FRESENIUS MEDICAL CARE CORPORATION

                 (Translation of registrant's name into English)



                              Else-Kroner Strasse 1

                                61346 Bad Homburg

                                     Germany

                    (Address of principal executive offices)



       Indicate by check mark whether the registrant files or will file annual
reports under cover of Form 20-F or Form 40-F.

       Form 20-F  [X]             Form 40-F  [ ]

       Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(1): [ ]

       Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(7): [ ]

       Indicate by check mark whether the registrant by furnishing the
information contained in this Form is also thereby furnishing the information to
the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of
1934.

       Yes  [ ]  No  [X]

       If "Yes" is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82


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                                    EXHIBITS


Exhibit 99.1   Press release dated December 13, 2005
Exhibit 99.2   Press release dated December 14, 2005




                                   SIGNATURES


     Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.



DATE: December 21, 2005





                                       FRESENIUS MEDICAL CARE
                                       AKTIENGESELLSCHAFT

                                       By: /s/ BEN LIPPS
                                           -------------------------------------
                                           Name:  Dr. Ben Lipps
                                           Title: Chief Executive Officer and
                                           Chairman of the Management Board



                                       By: /s/ LAWRENCE A. ROSEN
                                           -------------------------------------
                                           Name:  Lawrence A. Rosen
                                           Title: Chief Financial Officer