North American Medical Management California, Inc., part of OptumCare

NAMM California has been an innovator in health care with a track record for provider network development and management, medical management and care coordination, and financial strength and flexibility since 1993.

NAMM California develops and manages provider networks, which represent 600+ primary care physicians and 2,000+ specialists. We offer a full range of services to assist physicians and other providers in their managed care and business operations.