Dr. Fleisher is Chair of the Department of Medicine and Physician-in-Chief at Boston Children’s Hospital (BCH) and the Egan Professor of Pediatrics at Harvard Medical School (HMS). He obtained board certification in four subspecialties, Pediatrics, Pediatric Infectious Diseases, Emergency Medicine, and Pediatric Emergency Medicine (PEM), and continues to practice PEM.
Dr. Fleisher co-developed the first academic PEM program in 1979 and co-initiated the first fellowship program. He was a founding member of the certification committee for ABP and an examiner for ABEM. Funded by NIH, WHO, and others, he has published >150 manuscripts that have elucidate the pathophysiology and improved the diagnosis and treatment for several infectious diseases, particularly bacteremia and meningitis. He has served the academic pediatric community as President of SPR and APS and on NIH Study Sections.
As an educator, Dr. Fleisher edits multiple textbooks, including Pediatric Emergency Medicine, a journal of Pediatric Emergency Care, and UpToDate Emergency Medicine (Editor-in-Chief) on the web. He received the Janeway Award for Excellence in Teaching at BCH and the Barger Excellence in Mentoring Award at Harvard Medical School. Over 100 fellows have graduated from programs he directed, many of whom have become leaders in academic pediatrics.
Dr. Fleisher has a longstanding and deep commitment to national and international child health. Working with disaster teams from the U.S. National Disaster Medical Service (NDMS), he has responded to Hurricanes Marilyn, in the Virgin Islands, and Katrina, in Louisiana, to the bombing of the World Trade Center, and to earthquakes in Iran and in Haiti. Most recently, in 2014, he deployed to Arizona to care for unaccompanied minors immigrating to the U.S.