Marshall, John MD

John Marshall, MD
Chair, Emergency Medicine
Director, Education Fellowship
Primary Address:
4802 Tenth Avenue
Brooklyn, NY 11219
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Phone: (718) 283-6028
Fax: (718) 635-7228

To make an appointment, call
(718) 283-6028

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John Marshall, MD


Click to watch Dr. Marshall's video profile


Dr. John Marshall is the Chair of Emergency Medicine in the Department of Medicine at Maimonides Medical Center in Brooklyn, NY.  He is also the Director of the Education Fellowship.  Dr. Marshall completed his residency in emergency medicine at Denver Health Medical Center.  He is board-certified in Emergency Medicine.

Emergency Medicine

Conditions Treated
Dr. Marshall and the ER team treat a wide variety of emergency and critical care conditions, 24 hours a day, 7 days a week.

Treatments and Procedures
Dr. Marshall and the Emergency Medicine staff offer a number of state-of-the-art treatments and procedures such as:

  • Diagnostic sonography (ultrasonography)
  • Bedside ultrasounds
Dr. John Marshall has published extensively throughout his career.  He has a strong interest in medical education.  Dr. Marshall spent four years as the Residency Program Director at Maimonides, writing the training program for emergency medicine, and prior to that was the Associate Program Director.  Currently, Dr. Marshall is the Assistant Professor Emergency Medicine at Mount Sinai Medical Center.  

Life Interests

Dr. Marshall has a life interest in medical education.  He enjoys teaching residents, medical students, members of the staff, and the community.  He believes that teaching is the life line of caring for generations to come.

Medical Education:
Medical School:
Univ of Michigan Medical School
Denver Health and Hospitals

Board Certification:
Emergency Medicine - General

Department and Division:
Academic Title:
Assistant Professor Emergency Medicine, Mount Sinai Medical Center
Articles Listed in PubMed
Office Hours:
Primary Address:
4802 Tenth Avenue
Brooklyn, NY 11219


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Maimonides Medical Center    |    4802 Tenth Avenue    |    Brooklyn, NY 11219    |    718.283.6000    |