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Asa Matthew Margolis, D.O., M.P.H.

Photo of Dr. Asa Matthew Margolis, D.O., M.P.H.

Assistant Professor of Emergency Medicine


Expertise: Emergency Medicine

Research Interests: Airway Management in Out of Hospital Cardiac Arrest; Pre-hospital Resuscitation; Mass Gathering Medicine


The Johns Hopkins Hospital

600 N. Wolfe Street
Sheikh Zayed Tower
Baltimore, MD 21287 map
Phone: 410-955-2280

Howard County Emergency Medical Services
Appointment Phone: 410-740-7890

5755 Cedar Lane
Columbia, MD 21044 map
Phone: 410-740-7890


Dr. Margolis is an assistant professor in the Division of Special Operations for the Johns Hopkins Department of Emergency Medicine.

He completed residency in emergency medicine at the Johns Hopkins University School of Medicine in 2014 after serving as chief resident (2012–2013). During his final year, he was in the Focused Advanced Specialized Training track in the Division of Special Operations. He completed an emergency medical services fellowship at The Johns Hopkins University in 2015. He stayed to further his development as an emergency medical services physician and medical director, and currently works closely with several local, state and federal emergency medical services. more


  • Assistant Professor of Emergency Medicine

Departments / Divisions



  • DO MS, New York College of Osteopathic Medicine of NY Institute of Technology (2010)


  • Johns Hopkins University School of Medicine / Emergency Medicine (2014)

Board Certifications

  • American Board of Emergency Medicine / Emergency Medicine (2015)

Research & Publications

Selected Publications

Nable JV, Margolis AM, Lawner BJ, Hirshon JM, Perricone AJ, Galvagno, SM, Lee D, Millin MG, Bissell, RA, and Alcorta RL.Comparison of Prediction Models for the Use of Medical Resources at Mass Gatherings. Prehosp Disaster Med. 2014 Sep 26:1-6. [Epub ahead of print]

Michael G. Millin, MD, MPH and Asa Margolis DO, MPH, MS. Mass Gathering Medicine. Chapter in Tintinalli's Emergency Medicine: A Comprehensive Study Guide, 8th edition.

Margolis, A, Heverling H, Pham P, Stolbach A. A Review of the Toxicity of HIV Medication. J Med Toxicol. 2014 Mar;10(1):26-39.

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