COA Member Directory Keywords: Advanced Search Directory View All Listings Sort By:Default Last Name ↓ Medical Group ↑ Medical Group City Joan R. Williams, M.D. Name Joan R. Williams, M.D. Status Active Medical Group Kaiser Permanente - San Diego City San Diego Subspecialty Foot/Ankle Neil Thomas Katz, M.D. Name Neil Thomas Katz, M.D. Status Active Medical Group Katz Orthopaedic Surgery & Sports Medicine City Irvine Phone 888-855-7820 Subspecialty Arthritis, General, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, WC Medical-Legal, WC Treatment Alexander B. Christ, M.D. Name Alexander B. Christ, M.D. Status Young Orthopaedist Medical Group Keck Medicine of USC City Los Angeles Phone 323-442-5747 Subspecialty Oncology, Total Joint John A. Osterkamp, M.D. Name John A. Osterkamp, M.D. Status Semi-Retired Medical Group Keck USC Ambulatory Care City Glendale Phone 818-952-0670 Subspecialty General, Pediatrics, Sports Medicine Keith A. Robertson, M.D. Name Keith A. Robertson, M.D. Status Active Medical Group Keith A. Robertson, M.D. City Thousand Oaks Phone 805-497-0817 Subspecialty General Brian Schulz, M.D. Name Brian Schulz, M.D. Status Active Medical Group Kerlan-Jobe Orthopaedic Clinic City Los Angeles Phone 310-665-7284 Subspecialty Hip, Knee, Shoulder/Elbow, Sports Medicine Clarence L. Shields, Jr., M.D. Name Clarence L. Shields, Jr., M.D. Status Semi-Retired Medical Group Kerlan-Jobe Orthopaedic Clinic City Los Angeles Phone 310-665-7207/Ext.7105 Subspecialty Knee, Shoulder/Elbow, Sports Medicine Fariborz Daniel Kharrazi, M.D. Name Fariborz Daniel Kharrazi, M.D. Status Active Medical Group Kerlan-Jobe Orthopaedic Clinic City Los Angeles Phone 310-665-7205 Subspecialty Knee, Shoulder/Elbow, Sports Medicine, WC Medical-Legal, WC Treatment James E. Tibone, M.D. Name James E. Tibone, M.D. Status Active Medical Group Kerlan-Jobe Orthopaedic Clinic City Los Angeles Phone 310-665-7218 Subspecialty Knee, Shoulder/Elbow, Sports Medicine John A. Osterkamp, M.D. Name John A. Osterkamp, M.D. Status Semi-Retired Medical Group Kerlan-Jobe Orthopaedic Clinic City Glendale Phone 818-952-0670 Subspecialty Pediatrics, Sports Medicine ← Previous Next →