The Mother of Mercy Free Medical Clinics provides medical services, prenatal care, health classes, and information and referral services to uninsured or underinsured individuals, 18 and older, who are low-income residents of Prince William County, Manassas City, and Manassas Park. Their providers are licensed physicians, nurse practitioners, physician assistants, and nurses who can provide comprehensive primary care, cardiology, orthopedics, physical therapy, chiropractic, and dietetics.