Dr. Todd L. Sack, MD, is a highly experienced gastroenterologist based in Jacksonville, Florida, with over 43 years in the medical field. He began his medical education at Yale College and graduated from the University of California, San Francisco School of Medicine in 1980. Dr. Sack completed his residency in Internal Medicine at both New York Presbyterian Hospital and the University of California, San Francisco, followed by a fellowship in Gastroenterology at the same institution....