Dr. Robert Ruben received his undergraduate degree from Brandeis University and his degree in Medicine from the University of Vermont. His internship and residency was completed at the University of Colorado Health Sciences Center. He obtained one year special training in Pathology at the University of Vermont School of Medicine and completed a fellowship in Gastroenterology at the Brigham and Women’s Hospital in Boston, Massachusetts. Dr. Ruben is a former clinical instructor of medicine at Harvard University Medical School. Dr. Ruben is board certified in Internal Medicine and Gastroenterology. He joined Gastroenterology Professional Association in 1986.