Resident University Southern California-Los Angeles County Hospital, 1976. Director pharmacy Greater El Monte Medical Center Pharmacy, El Monte, California, 1976-1978, Queen Of The Valley Hospital, West Covina, 1978-1980. Founding president Therafusion, Inc., Santa Fe Springs, since 1981.
President S & R Pharmacy Consultant Services, Glendora, California, since 1978, Professional Corporation Pharmacies, Inc., Alhambra, California, 1988-1991. Consultant surveyor faculty Joint Commission on Accreditation of Health Care Organizations, Chicago, Illinois, since 1988, Quality Healthcare Reserve, since 1992. Chairman board Preferred Care Health Services, Santa Fe Springs, since 1986.
Board directors California Academy Home Health Care, Sacramento, 1990. Member Medical Advisory Task Force Committee, Sacramento, 1992. Member American Society Parenteral and Enteral Nutrition, American Society Hospital Pharmacies, American Pharmaceutical Association, California Association Health Services at Home, California Pharmacy Association, California I.V. Providers Group (founding president 1981-1985).