Medical assistant William Orlando Doctor of Medicine Edwin Crost, Doctor of Medicine 1962-1965. Nursing supervisor, chief radiologic technologist Vanowen Medical Group, North Hollywood, California, 1965-1976. Radiologic technologist/purchasing agent Lanier-Brown Clinic, Dallas, 1976-1983.
Faculty member/ chief radiologic technologist Parker College of Chiropractic, Irving, 1983-1985. Exam and X-Ray doctor Margolies Chiropractic Center, Richardson, 1986. Clinic staff doctor, associate professor Parker College of Chiropractic, Irving, 1986-1987.
Doctor/ manager contractor Accident Centers of America, Garland, 1987. Clinic director Back Pain Chiropractic, Carrollton, 1988-1991. Associate in group practice Mullican Chiropractic Center, Addison, 1991-1997.
Co-owner, chief operating officer, president Health North Chiropractic Rehab Ctr PC, 1997—2002. Associate medical director Intracorp., Carrolton, 2002—2006. Adviser health-related matters Inner Development Institute, Dallas, since 1977.
Seminar committee Back Pain Chiropractic, Inc., Metairie, Louisiana, 1989-1991, clinic director, 1988-1991.
Member of Parker Chiropractic Research Foundation, Metroplex Neurospinal Diagnostic Medical and Surgical Group (medical advisory committee 1989-1995), Texas Chiropractic Association (chairman radiology committee 1990-1994), Parker College Alumni Association (board directors 1988-1990, 1993-1994, 1995—2000, 2001-2003, Doctor of Year 1990), Pi Tau Delta.