Dr. Jeffrey Crespin is a board-certified gastroenterologist practicing in Manhattan for over 20 years. Dr. Crespin received his bachelor’s degree in biology with honors from Harvard University. He subsequently finished his internship and residency at the University of Minnesota before finishing his education with a gastroenterology fellowship at Northwestern Memorial Hospital in Chicago, Illinois. Dr. Crespin was the director of Columbia-St. Luke’s Roosevelt GI clinic before starting his own practice. He is specialized in endoscopic treatments, which allow for direct visualization of the intestinal tract for the diagnosis, treatment, and prevention of gastrointestinal disorders.