Dr. Hong is the CEO and Founder of United Medical Doctors. He has served on multiple medical missions to Mongolia, Peru, Belize, Uzbekistan, Vietnam, Mexico, Ethiopia, India and Haiti. He has also helped train doctors & set up GI Endoscopy Labs in some of these Third World countries. Dr. Hong is a Diplomate of the American Board of Internal Medicine, a Diplomate of the American Board of Gastroenterology and a Diplomate of the American Board of Obesity Medicine. Dr. John Hong earned his medical degree at the University of Miami School of Medicine in Florida. Following graduation he completed his internship and residency training in Internal Medicine at the University of California, Irvine Medical Center. He then completed his Gastroenterology fellowship at the University of Chicago Hospitals & Pritzker School of Medicine.