Dr. Andy S. Yu is a gastroenterologist in San Jose, California and is affiliated with multiple hospitals in the area, including O'Connor Hospital-San Jose and Santa Clara Valley Medical Center. He received his medical degree from University of Chicago Division of the Biological Sciences The Pritzker School of Medicine and has been in practice for more than 20 years. Dr. Andy S. Yu has expertise in treating inflammatory bowel disease (ibd), gastroenteritis, among other conditions - see all areas of expertise. Dr. Andy S. Yu accepts Medicare, Aetna, Humana, Blue Cross, United Healthcare - see other insurance plans accepted. Dr. Andy S. Yu is highly recommended by patients.