Dr. Guo is a licensed Gastroenterology in WA. Graduated in 1982. Medical degree obtained from Shanghai, Fudan Univ. Shanghai Medical College in China. Completed residency training at St Joseph Mercy Hospital, 1997 and fellowship training at Henry Ford Hospital. Currently practices at Puget Sound Gastroenterology (Puget Sound Gastroenterology), located at 21600 Highway 99, Edmonds, WA 98020. Dr. Guo specializes in Colon Cancer, Colon Cancer Dx, Colon Cancer Prevention, Colon Cancer Screening, Colonoscopy, Colorectal Cancer, Colorectal Conditions, Colorectal Screening, Colorectal Surgery, Diarrhea, Chronic, Div. In addition to English, Dr. Guo speaks Mandarin.