Dr. Andrea S Tieng is a California state licensed medical doctor, specializing in Gastroenterology. Graduated Magna Cum Laude from SUNY Downstate College of Medicine, completed residency training in Long Island Jewish Medical Center, and completed the Gastroenterology specialist training at Long Island Jewish Medical Center. Dr. Tieng currently is working at Mountain View Surgery Center, located in 10408 Industrial Circle Redlands CA 92374 Please call +1-909-796-7803 to contact. Access cdoc101.com on a desktop computer to view more details. | |||