Dr. William Mayoral joined the Center for Digestive Health in 2002. He graduated from medical school in Cali, Colombia. He completed his internal medicine training at the Universidad del Valle Medical School in Colombia and the Mount Sinai Medical Center in Miami Beach. His fellowship in gastroenterology was completed at Georgetown University Medical Center and the National Institutes of Health, where he trained in biliary endoscopy and endoscopic ultrasound. From 1996 to 2002 he served as a lecturer and instructor of medicine for the National Medical School Review program.