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Sophia Dyer, MD, FACEP

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.


Kue R. and K. Sophia Dyer. Tourniquet Use in a Civilian Emergency Medical Services Setting: A Descriptive Analysis of the Boston EMS Experience. National Association of EMS Physicians Annual Meeting. January 2014

Kue R. and K. Sophia Dyer. The impact of heat waves on transport volumes in an urban emergency medical services system: a retrospective review. Prehospital and Disaster Medicine. 2013;28:1-6.

Biddinger P.D., Baggish A., Harrington L., d’Hemecourt P., Hooley J., Jones J., Kue R., Troyanos C. and Dyer K.S. Be prepared – The Boston marathon and mass-casualty events. New England Journal of Medicine, 2013;368:1958-1960.

Freeman K, Feldman JA, Mitchell P, Donovan J, Dyer KS, Eliseo L, White LF, Temin ES. Effects of Presentation and Electrocardiogram on Time to Treatment of Hyperkalemia. Academic Emergency Medicine. 2008:15:239-249.

Robinette DA, Shelton B, Dyer KS. Special Considerations in Hazardous Materials Burns. Journal of Emergency Medicine. 2008. Available electronically.

Sethuraman K, Dyer KS. Anesthetic-Agent Attack. Disaster Medicine. Ciottone G (ed). Elsevier, 2006.

Dyer S, Traub S. Toxins Section A. Staphylococcal Enterotoxin Type B. Medical Response to Terrorism: Preparedness and Clinical Practice. Keye DC (ed) Lippincott Williams &Wilkins. 2005.

Keane MF, Brinsfield KH, Dyer KS, Roy S, White D. A laboratory comparison of emergency percutaneous and surgical cricothyrotomy by prehospital personnel. Prehospital Emergency Care. 2004;8:424-426.

Dyer KS. Hazardous Materials. Advanced Disaster Medical Response Manual for Providers. Briggs S (ed). Harvard Medical International Trauma and Disaster. Boston, MA. 2003.

McKenna VB, Gunn JE, Auerbach J, Brinsfield KH, Dyer KS, Barry MA. Local Collaborations: Development and Implementation of Boston’s Bioterrorism Surveillance System. Journal of Public Health Management and Practice. 2003;9:384-393.