Dr. Cao is a licensed Gastroenterology in MO. Graduated in 2016. Medical degree obtained from Columbia University College of Physicians and Surgeons. Completed residency training at UCSF Health and fellowship training at Washington University . Currently practices at Washington University Medicine (Washington University Medicine), located at 660 S Eiclid Ave, Saint Louis, MO 63110. Dr. Cao specializes in Screening colonoscopy, upper endoscopy, microscopic colitis, gastrointestinal bleeding, general gastroenterology.. In addition to English, Dr. Cao speaks Mandarin.