Hao Zhang, MD, PhD can be found at 4309 W Medical Center Dr . The following is offered: Gastroenterology - In McHenry there are 21 other Gastroenterology. An overview can be found here.
Keywords Colitis, Colon Polyp, Colorectal Cancer, Dyspepsia, Endoscopy, GI Bleeding, Heartburn, Irritable Bowel Syndrome.