OXFORD HEALTH PLANS INC

FY: Dec 31 2003

Q: Mar 31 2004

FY: Dec 31 2003

Q: Sep 30 2003

Q: Jun 30 2003

Q: Mar 31 2003

FY: Dec 31 2002

Q: Sep 30 2002

Q: Jun 30 2002

Q: Mar 31 2002

Q: Mar 31 2002

FY: Dec 31 2001

Q: Sep 30 2001

Q: Jun 30 2001

Q: Mar 31 2001

FY: Dec 31 2000

Q: Sep 30 2000

Q: Sep 30 2000

Q: Jun 30 2000

Q: Mar 31 2000

12

12

5

12,5

7,9

ITEM INFORMATION: Financial statements and exhibits

7,9

7,9

7,9

5,7

7,9

5,7

5,7

5,7

5,7

Other events

5,7

9

5,7

Other events

Certification of termination of registration of a class of securities (Section 12(b)) (amendment)

Certification of termination of registration of a class of securities (Section 12(b))

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration of Securities on Exchange

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Required Information in Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

No description available

Preliminary Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

ALEX BROWN INVESTMENT MANAGEMENT LLC

VANGUARD WINDSOR FUNDS/

VAUGHAN RICHARD C

BERG CHARLES

KOLE MARC M

SAFIRSTEIN BENJAMIN

MILLIGAN ROBERT B JR

RUDNICK ELLEN A

BLACK STEVEN H

CONLIN PAUL C

HILL KEVIN R

MUNEY ALAN

THOMPSON KURT B

GREGOIRE DANIEL N

BROWN JOSEPH W

THIRY KENT J

WELLINGTON MANAGEMENT CO LLP

KOLE MARC M

KOLE MARC M

CONLIN PAUL C

Notification of the removal from listing and registration of matured redeemed or retired securities

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)