Dr. Johannes Koch is a Internal Medicine,General Physician and Gastroenterologist in First Hill, SEATTLE and has an experience of 39 years in these fields. Dr. Johannes Koch practices at Virginia Mason Medical Center in First Hill, SEATTLE. He completed Fellowship from University of California-San Francisco in 1992,Residency from University of California-San Francisco in 1990 and Medical School from Tulane University Of Louisiana in 1987. He is a member of American College of Physicians. Some of the services provided by the doctor are: Eosinophilic Esophagitis,Biliary Cirrhosis,Sigmoidoscopy,Barretts Esophagus with Dysplasia and Hemorrhoids etc.