Established in 1993, Med Advantage one of the largest independent Provider Data Center performing Credentials Verification Organization services and Provider Enrollment Services to providers. Acquired by Verisys in 2021.We provide credentialing services to managed care companies, insurance companies, hospitals, independent physician associations and other healthcare organizations. Providers include physicians, dentists, chiropractors, podiatrists, psychiatrists, nurses, social workers, and therapists throughout the US and all territories.