10-Q: Quarterly report pursuant to Section 13 or 15(d)

Published on October 27, 2003


Exhibit 32.1

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report on Form 10-Q of Centene
Corporation (the "Company") for the period ended September 30, 2003 as filed
with the Securities and Exchange Commission on the date hereof (the "Report"),
the undersigned, Michael F. Neidorff, President and Chief Executive Officer of
the Company, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1) The Report fully complies with the requirements of Section
13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2) The information contained in the Report fairly presents, in
all material respects, the financial condition and results of
operations of the Company.

Date: October 27, 2003 /s/ Michael F. Neidorff
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Michael F. Neidorff
President and Chief Executive Officer
(principal executive officer)