Barlow Respiratory Hospital Los Angeles, CA Community Hospital Long Beach Long Beach, CA Harbor-UCLA Medical Center Torrance, CA Kindred Hospital-La Mirada La Mirada, CA Kindred Hospital-Westminster Westminster, CA La Palma Intercommunity Hospital La Palma, CA Lakewood Regional Medical Center Lakewood, CA Los Alamitos Medical Center Los Alamitos, CA MemorialCare Long Beach Medical Center Long Beach, CA MemorialCare Saddleback Medical Center Laguna Hills, CA Mission Hospitals, Mission Viejo and Laguna Beach Mission Viejo, CA PIH Health Hospital-Downey Downey, CA St. Mary Medical Center Long Beach, CA Whittier Hospital Medical Center Whittier, CA