Dr. Ou is a licensed General Surgery in CA. Graduated in 2005. Medical degree obtained from Albert Einstein College of Medicine. Completed residency training at Loma Linda University . Currently practices at Casa Colina Surgery Center (Casa Colina Surgery Center), located at 255 E. Bonita Ave. , Pomona, CA 91767. Dr. Ou specializes in Colonoscopy, Gastroenterology, General Surgery, Hernia Repair, Laparoscopic Surgery, Minimally Invasive Surgery, Upper Endoscopy.. In addition to English, Dr. Ou speaks Mandarin.