Insurance Carriers     Our billing department has worked as a team for over 15 years! We'll be happy to verify your insurance coverage. Ron Andrews Medical Company bills:   Medicare   Medi-Cal   Blue Cross   Blue Shield   AARP   United Health Care   Mutual of Omaha   UFCW   Bay Area Health and Welfare Trust   Cigna   GHI       and most others! Marin (415) 492-1770   San Francisco (415) 775-4826   Sonoma (707) 575-1840 Monday - Friday 8:30 am - 5:00 pm Saturday 8:30 am - 4:30 pm