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Sophia Dyer, MD, FACEP, FAEMS

Medical Director, Boston EMS, BPD, BFD

Dr. Sophia Dyer, MD has been with Boston EMS since 1999. She served as Assistant Medical Director and Associate Medical Director before being named the City’s first female Medical Director in March 2009. In this role, Dr. Dyer is charged with providing medical oversight to Boston EMS, the Boston Police Department, and the Boston Fire Department. As Medical Director, she is also the supervising physician of Boston EMS’ Research, Training, and Quality Improvement (RTQI) team. Dr. Dyer is an active Emergency Medicine physician at Boston Medical Center with a specialty in toxicology and is an Associate Professor of Emergency Medicine at the Boston University School of Medicine. She serves as the Co-Medical Director for the Boston Marathon.

Dr. Dyer is a graduate of the Boston University School of Medicine, MD, the Massachusetts College of Pharmacy and Allied Health Sciences, BS, and received a Certificate in Environmental Management from the Tufts University School of Engineering.

She has also been the recipient of many awards, including the EMS Physician of the Year Award, Metropolitan Boston Emergency Medical Service Council, 2003; the Frommer Award for Excellence in Emergency Medicine, Boston City Hospital, June 1997; and the Award for Excellence in Academic Emergency Medicine, Boston University School of Medicine, May 1993. Additionally, Dr. Dyer has authored more than 30 medical publications, including the following listed below.


1.            Hanchate AD, Paaschle-Orlow MK, Dyer KS, Baker WE, Feng C, Feldman J. Geographic Varioation in Use of Ambulance Transport to the Emergency Department. Annals of Emerg 2017. 70,4. 533.

2.            Weiner SG, Mitchell PM, Temin ES, Langlois BK, Dyer KS. Use of Intranasal Naloxone by Basic Life Support Providers.  Prehosp Emerg Care. 2017 Feb;6;1-5. PMID: 28166446

3.            Finch JAM, Chiampas G, Mutharasan RK, Contursi M, D’Hemecourt P, Dyer S, Troyanos C, Baggish A. Electrocardiogram utilization in the marathon medical tent. JACC. 2016 Apr;67(5):1638.

4.            Stefanescu A, Monteleone P, Wood M, Troyanos C, D’Hemecourt, Dyer S, Rosenfield K, Baggish A. Heart disease on heartbreak hill; A typical acute coronary syndrome during the Boston Marathon. JACC. 2016 Apr;13(5):1148.

5.            Schwamm LH, Jaff MR, Dyer KS, Gonzalez RG, Huck AE. Case records of the Massachusetts General Hospital. Case 13-2016. A 49-Year- Old Woman with Sudden Hemiplegia and Aphasia during a Transatlantic Flight. N Engl J Med. 2016 Apr;28;374(17):1671-80 PMID: 27119240

6.            Min PK, Park J, Isaacs S, Taylor BA, Thompson PD, Troyanos C, D’Hemecourt P, Dyer S, Chan SY, Baggish AL. Influence of statins on distinct circulating micro RNAs during prolonged aerobic exercise. J Apple Physiol (1985). 2016 Mar;120(6):711-20. PMID: 26472872

7.            Kue RC, Dyer KS, Blansfield JS, Burke PA. Tourniquet use at the Boston Marathon. J Trauma Acute Care Surg. 2015 Oct;79(4):701-2. doi: 10.1097/TA.0000000000000802. PMID:  26402550 (Letter to Editor)

8.            Zilinski JL, Contursi ME, Isaacs SK, Deluca JR, Lewis GD, Weiner RB, Hutter AM Jr, d’Hemecourt PA, Troyanos C, Dyer KS, Baggish AL. Myocardial adaptations to recreational marathon training among middle-aged men.  Circ Cardiovasc Imaging. 2015 Feb;8(2):e002487. doi: 10.1161/CIRCIMAGING.114.002487.