Gary R. Fleisher MD

Dr. Fleisher graduated from Jefferson Medical College in 1973, winning the Edward Moore Pediatrics Prize, and obtained his postgraduate training at the Children's Hospital of Philadelphia, where he served as Chief Resident and as a Fellow in Pediatric Infectious Diseases. He achieved certification from the ABMS in Pediatrics, Pediatric Infectious Diseases, Emergency Medicine, and Pediatric Emergency Medicine (PEM). Currently, Dr. Fleisher is the Chairman of the Department of (Pediatric) Medicine and the Physician-in-Chief at Boston Children’s Hospital and the Egan Professor of Pediatrics at Harvard Medical School (HMS). Dr. Fleisher is one of the founders of Pediatric Emergency Medicine. He co-developed the first academic program in this field in 1979 and co-initiated the first fellowship program in 1981. In addition, he is the senior editor of the first textbook of Pediatric Emergency Medicine, co-edits Pediatric Emergency Care, the first journal in the field, and serves as the senior pediatric editor of Emergency Medicine for UpToDate.

He was a founding member of the certification committee in Pediatric Emergency Medicine for ABP and has been an examiner for ABEM. Dr. Fleisher's research has focused on basic and clinical aspects of common infectious diseases encountered in children. Funded by NIH, WHO, and industry, his investigations have led to a better understanding of pathophysiology, diagnosis, and treatment for several diseases, particularly bacterial infections of the bloodstream and meningitis. He is the author of over 150 original publications, appearing in high impact journals including the NEJM, JAMA, and JCI. He has served the academic pediatric community as President of SPR, President of the APS, and through membership on NIH Study Sections.