EXHIBIT 32.1 CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 I, Philip M. Pead, the Chairman, President and Chief Executive Officer of Per-Se Technologies, Inc. (the "Company"), in compliance with 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, hereby certify that the Company's Quarterly Report on Form 10-Q for the period ended September 30, 2005, filed with the Securities and Exchange Commission: (i) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (ii) the information contained in such Quarterly Report fairly presents, in all material respects, the financial condition and results of operations of the Company. By: /s/ Philip M. Pead ------------------------------------- Philip M. Pead Chairman, President and Chief Executive Officer Date: November 3, 2005