Thomas Mastri, MD Primary Specialty: Gastroenterology Gender: Male Mary Washington Health Alliance Education College Bachelor of Arts, Pre-Med Lehigh University Medical School Doctor of Medicine UMNJD-Robert Wood Johnson Medical School1985 Internship Internal Medicine PA Medical College of Pennsylvania Residency Internal Medicine PA Medical College of Pennsylvania Internal Medicine Episcopal HospitalPhiladelphia, PA Fellowship Gastroenterology MA Veterans Administration Med. Ctr.Boston, MA