Dr. David S. Shields is a medical doctor who specializes in gastroentrology and internal medicine based in Palo Alto with locations in and around Palo Alto, including Mountain View. The in-office procedures are done in The Palo Alto Endoscopy Center; clients with Medicare are performed primarily at Stanford Hospital and other clients at El Camino Hospital. Also, if a patient needs hospitalization this doctor is affiliated with Stanford Hospital. Dr. Shields works closely with a variety of medical conditions, including; inflammatory bowel disease diagnostic; biliary tract diseases and therapeutic endoscopy and colon cancer prevention. The doctor and his staff have a mission, "to provide expert, personalized gastroenterology care in a comfortable, compassionate environment." Dr. Shields graduated from University of California and is board certified in Internal Medicine and Gastroenterology. For further details, contact directly.