Exhibit 99.1

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

The undersigned as President and Chief Executive Officer of the Company, and
acting Chief Financial Officer of the Company, does hereby certify that the
foregoing Quarterly Report of CLAIMSNET.COM INC. (the "Company") on Form 10-Q
for the period ending June 30, 2002 (the "Report"):

         (1) Fully complies with the requirements of section 13 or 15(d) of the
Securities Exchange Act of 1934; and

         (2) Fairly presents, in all material respects, the financial condition
and result of operations of the Company.

/s/ Paul W. Miller

Paul W. Miller
President and Chief Executive Officer
August 14, 2002