Dr. William Brien is an orthopedist in Los Angeles, California and is affiliated with Cedars-Sinai Medical Center. He received his medical degree from David Geffen School of Medicine at UCLA and has been in practice for more than 20 years. Dr. William Brien has expertise in treating arthritis, bursitis, among other conditions - see all areas of expertise. Dr. William Brien accepts Medicare, Blue Cross - see other insurance plans accepted. Dr. William Brien is highly recommended by patients.