SECURITIES AND EXCHANGE COMMISSION

                                WASHINGTON, D.C. 20549

                                       FORM 15


            CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER
                 SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934
                     OR SUSPENSION OF DUTY TO FILE REPORTS UNDER
            SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

                                            Commission File Number 1-9815
                                                                  --------

                                 CYCARE SYSTEMS, INC.
                (Exact name of registrant as specified in its charter)

                       7100 NORTH SCOTTSDALE ROAD, SUITE 1000,
                      SCOTTSDALE, ARIZONA 85253, (602) 596-4300
                 (Address, including zip code, and telephone number,
          including area code, of registrant's principal executive offices)

                             COMMON STOCK, $.01 PAR VALUE
              (Title of each class of securities covered by this Form)

                                         NONE
             (Titles of all other classes of securities for which a duty
                to file reports under section 13(a) or 15(d) remains)

         Please place an X in the box(es) to designate the appropriate rule
      provision(s) relied upon to terminate or suspend the duty to file reports:

         Rule 12g-4(a)(1)(i)    [X]  Rule 12h-3(b)(1)(ii)        [ ]
         Rule 12g-4(a)(1)(ii)   [ ]  Rule 12h-3(b)(2)(i)         [ ]
         Rule 12g-4(a)(2)(i)    [ ]  Rule 12h-3(b)(2)(ii)        [ ]
         Rule 12g-4(a)(2)(ii)   [ ]  Rule 15d-6                  [ ]
         Rule 12h-3(b)(1)(i)    [ ]

    Approximate number of holders of record as of the certification or notice
date:  None; Registrant was merged into HBO & Company of Georgia, a wholly owned
       -------------------------------------------------------------------------
subsidiary of HBO & Company.
- --------------------------------------------------------------------------------

    Pursuant to the requirements of the Securities Exchange Act of 1934 HBO &
Company, as successor issuer to CyCare Systems, Inc., has caused this
certification/notice to be signed on its behalf by the undersigned duly
authorized person.


DATE:    August 23, 1996                    BY:  /s/ Jay P. Gilbertson
                                                 Jay P. Gilbertson
                                                 Chief Financial Officer
                                                 HBO & Company