Dr. Jack Chang-Chien Feng is a California state licensed medical doctor, specializing in Gastroenterology. Graduated Magna Cum Laude from Ohio State University College of Medicine, completed residency training in UCI Medical Center, and fellowship training at UCLA Health. Dr. Feng currently is working at Providence Health (27799 Medical Center Rd., Mission Viejo, CA 92691). Dr. Feng's clinical interests include colon cancer screening, gastroesophageal reflux disorder (GERD), gastrointestinal bleeding, inflammatory bowel disease, evaluation of abdominal pain, and biliary/pancreatic diseases. This doctor accept new patient.Please call +1-949-364-5090 to contact. To know more about Dr. Jack Chang-Chien Feng, please use desktop computer to open http://cdoc101.com/foto.php?id=12662. Request to update. | |||