Emergency Room - California Hospital Medical Center - Los Angeles is an emergency room that offers many services, including emergency medicine, a primary stroke center, and a level II trauma center. Visit Emergency Room - California Hospital Medical Center - Los Angeles located at 1401 S Grand Ave, Los Angeles, CA. This Los Angeles emergency room is one of the best in California. As part of the Dignity Health network, Emergency Room - California Hospital Medical Center - Los Angeles is dedicated to delivering high quality, compassionate care and access to Los Angeles and nearby communities.