3 1 e3.txt FORM 3 1 U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 3 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 Merck & Co., Inc. ________________________________________________________________________________ 1. Name and Address of Reporting Person* -------------------------------------------------------------------------------- (Last) (First) (Middle) One Merck Drive -------------------------------------------------------------------------------- (Street) Whitehouse Station NJ 08889-0100 -------------------------------------------------------------------------------- (City) (State) (Zip) ________________________________________________________________________________ 2. Date of Event Requiring Statement (Month/Day/Year) 6/19/00 ________________________________________________________________________________ 3. IRS Identification Number of Reporting Person, if an Entity (Voluntary) ________________________________________________________________________________ 4. Issuer Name and Ticker or Trading Symbol ProVantage Health Services, Inc. (PHS) ________________________________________________________________________________ 5. Relationship of Reporting Person to Issuer (Check all applicable) [ ] Director [X] 10% Owner [ ] Officer (give title below) [ ] Other (specify below) ________________________________________________________________________________ 6. If Amendment, Date of Original (Month/Day/Year) ________________________________________________________________________________ 7. Individual or Joint/Group Filing (Check applicable line) [X] Form Filed by One Reporting Person [ ] Form Filed by More than One Reporting Person ================================================================================ Table I -- Non-Derivative Securities Beneficially Owned ================================================================================

* If the Form is filed by more than one Reporting Person, see Instruction 5(b)(v) Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Over) (Form 3-07/99) 2 FORM 3 (continued) Table II -- Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================

Celia A. Colbert Vice President, Secretary & Assistant General Counsel 6/27/00 --------------------------------------------- ----------------------- **Signature of Reporting Person Date ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. Page 2

PROVANTAGE HEALTH SERVICES INC 3