Medicaid is a medical assistance program for low income adults and it covers a wide range of medical services, including doctor visits, hospital care, mental health services, prescriptions and rehabilitation services. This program is administered by Fairfax County Department of Family Services. www.fairfaxcounty.gov/dfs Phone: 703-324-7500 TTY: 703-222-9452 Fairfax County Department of Family Services 12011 Government Center Parkway, Suite 232 Fairfax, VA 22035