Jonathan Lewis Hansen, M.D., M.B.A.

Headshot of Jonathan Lewis Hansen
  • Assistant Professor of Emergency Medicine


Emergency Medicine

Research Interests

Emergency Medicine; Reimbursement, Licensing & Credentialing; Working with Advanced Practice Providers more


Jonathan Hansen, M.D., M.B.A., is the clinical director and vice-chair of the Johns Hopkins Bayview Medical Center Emergency Department. He is an assistant professor of emergency medicine. 

Dr. Hansen earned a medical degree in 2001 from Jefferson Medical College at Thomas Jefferson University in Philadelphia and then completed his residency in the emergency department at the University of Maryland Medical Center. In 2004, Dr. Hansen joined MedStar Emergency Physicians at MedStar Franklin Square Medical Center, where he served as department chair for seven years.

From 2013 to 2018, and then again in 2021, Baltimore magazine named Dr. Hansen a “top doctor” in emergency medicine.

Dr. Hansen holds a Master of Business Administration from The Johns Hopkins University. He is also a fellow of the American College of Emergency Physicians. more


  • Assistant Professor of Emergency Medicine

Departments / Divisions



  • MD; Sidney Kimmel Medical College of Thomas Jefferson University (2001)


  • Emergency Medicine; University of Maryland Medical Center (2004)

Board Certifications

  • American Board of Emergency Medicine (Emergency Medicine) (2005)

Activities & Honors


  • Clinical Excellence Award for Innovation in Clinical Care, Johns Hopkins Medicine, 2021


  • American College of Emergency Physicians, 2001

    Fellow, 2010-present

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    Councilor (Maryland Chapter), 2020-present

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    Lead Councilor (Maryland Chapter), 2021

  • American Association of Physician Leadership, 2018

    Certified Physician Executive

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