The Permanente Medical Group, Inc. is one of the largest medical groups in the nation with over 10,000 physicians, 21 medical centers, numerous clinics throughout Northern and Central California and an 80-year tradition of providing quality medical care. In addition to having wonderful weather, we are an hour north of San Francisco, 30 minutes from the Pacific Coast, 4 hrs from skiing in Lake Tahoe and 3 hrs from the beautiful Redwoods State Parks.