- Reg. administration ABC-health maintenance organization, Phoenix, 1977-1978. Manager development CIGNA Healthplan, Dallas, 1978-1980, vice president operations services and planning Los Angeles, 1981-1982, vice president, general manager Miami, Florida, 1982-1983, senior vice president, 1983-1984. Chief executive officer, president, director Sheppard Dental Centers, Tampa, Florida, 1984-1985, United Dental Care, Dallas, since 1985.
Member board insurance health maintenance organization advisory committee State of Texas, since 1986, Department Health Advisory Committee, since 1988. Member solvency committee State of Texas health maintenance organization, since 1987. Member Texas health maintenance organization Association (board directors 1988-1991, officer 1989-1991), National Association Prepaid Dental Plans (board directors since 1989, officer since 1992), Canyon Creek County Club.