UnitedHealth Group (UNH)

Item 6.    Exhibits and Reports on Form 8-K

(a) The following exhibits are filed in response to Item 601 of Regulation S-K.

The following Current Reports on Form 8-K were filed or furnished, as applicable, during the first quarter of 2005.

8-K dated January 20, 2005, together with a news release, announcing fourth quarter earnings results, under Item 2.02 “Results of Operations and Financial Condition.”

8-K/A dated January 20, 2005, together with a news release, amending 8-K dated January 20, 2005, under Item 2.02 “Results of Operations and Financial Condition.”

8-K dated February 7, 2005, announcing the Compensation Committee’s designation of participants, approval of performance targets and objectives, and related matters under the Company’s Executive Incentive Plan, under Item 1.01 “Entry Into a Material Definitive Agreement.”

8-K dated February 11, 2005, announcing upcoming meetings with investors and analysts, pursuant to Item 7.01 “Regulation FD Disclosure.”

8-K dated March 7, 2005, announcing the issuance of Company Notes, under Item 8.01 “Other Events” and Item 9.01 “Financial Statements and Exhibits.”

8-K dated March 10, 2005, announcing upcoming meetings with investors and analysts, pursuant to Item 7.01 “Regulation FD Disclosure.”

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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.

UNITEDHEALTH GROUP INCORPORATED

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EXHIBITS

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