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Professional Statement

  • Matthew Guy is an accomplished, brilliant, and compassionate gastroenterologist serving his patients in Brooklyn. Dr. Guy is certified by the American Board of Internal Medicine. He is multilingual, speaking English, Spanish, Hebrew, Russian, and Yiddish. Dr. Guy is a member of the American College of Gastroenterology. He is also a member of both the Triple Nine Society and Mensa International, groups whose members have IQs at or above the top .1% of recorded intelligence.
  • Dr. Guy attended the College of Physicians and Surgeons of Columbia University to receive his both his medical degree and his medical science degree in physiology and medicine. He then completed both his internship and residency at the Maimonides Medical Center in Brooklyn. Dr. Guy completed his gastroenterology fellowship at the Columbia-Presbyterian and St. Luke’s Hospital. His clinical focuses are upper GI endoscopy, colonoscopy, polypectomy, infrared destruction of hemorrhoids, GI obstruction management, and the endoscopic control of GI bleeding. Dr. Guy assists his patients in coping with GI conditions such as ulcers, gastritis, irritable bowel syndrome, inflammatory bowel diseases, ulcerative colitis, and Crohn’s disease.


  • Medical School - Columbia University
  • Maimonides Medical Center, Residency in Internal Medicine
  • Maimonides Medical Center (Internship)
  • Columbia University, St. Luke’s Hospital, Fellowship in Gastroenterology

Board Certifications

  • American Board of Internal Medicine

Professional Memberships

  • American College of Gastroenterology

Language Spoken

  • English
  • Hebrew
  • Russian
  • Spanish
  • Yiddish