Mark Lena, M.D., is a board-certified gastroenterologist. He received his medical degree from Geisel School of Medicine at Dartmouth College and completed post-graduate training at Dartmouth-Hitchcock Medical Center’s Lahey-Hitchcock Clinic. He has been in practice for over 25 years.
Dartmouth College; Internship: Presbyterian/St. Luke’s Medical Center;
Residency, Fellowships: Dartmouth-Hitchcock Medical
Center, Lahey-Hitchcock Clinic;
Board Certified: Internal Medicine, Gastroenterology