COA Member Directory Keywords: Advanced Search Directory View All Listings Sort By:Default Last Name ↓ Medical Group ↑ Medical Group City Robert K. Henrichsen, M.D. Name Robert K. Henrichsen, M.D. Status Semi-Retired City Rancho Cordova Phone 530-305-2323 Subspecialty Spine, Total Joint Robert M. Silverstein, M.D. Name Robert M. Silverstein, M.D. Status Inactive City Burlingame Phone 650-342-8078 Subspecialty General Robert MacArthur, M.D. Name Robert MacArthur, M.D. Status Active City Irvine Phone 210-238-4637 Subspecialty WC Medical-Legal Roger A. Klein, M.D. Name Roger A. Klein, M.D. Status Active City Santa Rosa Phone 707-576-0366 Subspecialty Foot/Ankle, Hand/Wrist, Hip, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, Trauma, WC Medical-Legal, WC Treatment Roland Y. Nakata, M.D. Name Roland Y. Nakata, M.D. Status Active City Lodi Phone 209-333-1884 Subspecialty General Ronald B. Wolfson, M.D. Name Ronald B. Wolfson, M.D. Status Semi-Retired City Novato Phone 866-588-4442 Subspecialty General, Spine, WC Medical-Legal Ronald E. Glousman, M.D. Name Ronald E. Glousman, M.D. Status Active City Beverly Hills Phone 310-659-9116 Subspecialty Shoulder/Elbow, Sports Medicine, WC Treatment Ronald N. Chaplan, M.D. Name Ronald N. Chaplan, M.D. Status Active City Monterey Phone 831-655-2122 Subspecialty General, Hip, Knee, Total Joint S. Sohail Shayfer, M.D. Name S. Sohail Shayfer, M.D. Status Active City Encino Phone 818-981-3680 Subspecialty General Sanaz Hariri, M.D. Name Sanaz Hariri, M.D. Status Active City Los Gatos Phone 408-871-1800 Subspecialty Arthritis, Knee, Shoulder/Elbow, Sports Medicine, Total Joint ← Previous Next →