Jolion Mcgreevy
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Jolion Mcgreevy, MD

Emergency Medicine

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About Me

Jolion McGreevy, MD, MBE, MPH is the Interim Chair of the Department of Emergency Medicine for the Mount Sinai Health System as of Monday, January 1, 2024.

In this role, Dr. McGreevy will lead the clinical and academic divisions across the system including nine Emergency Departments, a highly rated medical student rotation, two residencies and eight fellowships, and a top-ranked research portfolio. He currently serves as Vice Chair of Clinical Operations in Emergency Medicine and System Vice President for Clinical Operations in Emergency Medicine. In this role, working closely with system nursing leadership, he has overseen the alignment of clinical operations across the Emergency Departments in the Health System. During the peak of the COVID-19 pandemic, Dr. McGreevy was Medical Director of The Mount Sinai Hospital Emergency Department.

Dr. McGreevy is an Associate Professor of Emergency Medicine at the Icahn School of Medicine at Mount Sinai. He previously served on the faculty of Boston University School of Medicine, where he held various positions in undergraduate and graduate medical education. Dr. McGreevy has taught clinical ethics at Boston University and the Harvard Medical School Center for Bioethics. He is Vice Chair of The Mount Sinai Hospital Ethics Committee and Chair of the Ethics Committee of the Society for Academic Emergency Medicine.

Dr. McGreevy completed his residency at Boston Medical Center/Boston University School of Medicine. He received his MD from Jefferson Medical College, a Master of Bioethics from the University of Pennsylvania, and a Master of Public Health from Johns Hopkins University. He also holds a master’s degree in education and completed the American College of Emergency Physicians Teaching Fellowship. He is an alumnus of the National Institutes of Health Fogarty International Clinical Research Scholars and Fellows Program.

ASSOCIATE PROFESSOR | Emergency Medicine
Hospital Affiliations
  • Mount Sinai Beth Israel
  • Mount Sinai Morningside
  • Mount Sinai Brooklyn
  • Mount Sinai Queens
  • The Mount Sinai Hospital
  • Mount Sinai West