Exhibit 32.2

                  CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER

          Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C.
          Sec 1350), the undersigned, James L. DiStefano, Chief Financial
          Officer of Healthcare Services Group, Inc., a Pennsylvania corporation
          (the "Company"), does hereby certify, to his knowledge, that:

     The Annual Report on Form 10-K for the year ended December 31, 2004 of the
     Company (the "Report") fully complies with the requirements of Section
     13(a) or 15(d) of the Securities Exchange Act of 1934, and the information
     contained in the Report fairly presents, in all material respects, the
     financial condition and results of operations of the Company.


                                                         /s/ James L. DiStefano
                                                         ----------------------
                                                         James L. DiStefano
                                                         Chief Financial Officer
                                                         March 10, 2005