Dr. Zhang is a licensed Gastroenterology in DC. Graduated in 2015. Medical degree obtained from West Virginia School of Osteopathic Medicine. Completed residency training at University of Maryland and fellowship training at GW University Hospital. Currently practices at Gastro Center of Maryland (Gastro Center of Maryland), located at 900 23rd St NW, Washington DC, DC 20037. Dr. Zhang specializes in Colon cancer screening and prevention, General gastrointestinal and liver (hepatobiliary) conditions, Diagnostic procedures including colonoscopies.. In addition to English, Dr. Zhang speaks Mandarin and Shanghainese.