About Ari Cohen, MD

Dr. Ari Cohen is the Chief of Pediatric Emergency Medicine in the Department of Emergency Medicine at Massachusetts General Hospital. He has filled this position since 2009. Dr. Cohen holds an appointment at the Harvard Medical School and serves as a medical director for Boston MedFlight. 

Dr. Cohen is an active researcher in pediatric emergency medicine and lectures nationally and internationally on topics involving pediatric respiratory disease, head trauma and suicide. He has participated in the medical response for both the Boston and NYC Marathons. Dr. Cohen completed his undergraduate studies in Biology and attended medical school at the University of Chicago, and completed his pediatric residency and pediatric chief residency at Mount Sinai Medical Center in New York City. He completed a pediatric emergency medicine fellowship at Boston Children’s Hospital.

Clinical Interests:



Mass General for Children: Pediatric Emergency Medicine
55 Fruit St.
Boston, MA 02114
Phone: 617-724-4110

Medical Education

  • MD, University of Chicago Pritzker School of Medicine
  • Residency, Mount Sinai Hospital Medical Center
  • Fellowship, Boston Children's Hospital

American Board Certifications

  • Pediatric Emergency Medicine, American Board of Pediatrics
  • Pediatrics, American Board of Pediatrics

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Dr. Cohen has active research interests in both respiratory illness and head trauma and continues to investigate these subjects.


Reviews: Comments and Ratings