Computer Billing Systems, 575 Alden Glen Dr, Tracy, CA 95376, US

Pacific Partners Management Services is a managed care service organization based in Foster City, Calif. Pacific Partners provides a wide range of financial, contracting, marketing and Internet-based administrative services to medical groups, individual practice associations and health plans. Its primary customers include Santa Clara County Individual Practice Association and Affinity Medical Group. These medical groups include more than 1,600 physicians and 150,000 members of most major California commercial health plans, Medicare and Medi-Cal plans. PPMSI is certified for credentialing and re-credentialing by NCQA/National Committee for Quality Assurance, an independent, nonprofit organization that certifies physician organizations and accredits managed care organizations.