Zachary Hagen, MD

Curriculum Vitae

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MiamiVandaliaMadisonSan FranciscoElktonBaltimoreNorfolkCharlottesville

Clinical practice

Mount Sinai Medical Center

Miami, FL
2025–present

Sarah Bush Lincoln, Fayette County

Vandalia, IL
2026–present

DrHouse

Remote
2025–present

LifeBridge Health

Baltimore, MD
2023–2025

ChristianaCare, Union Hospital

Elkton, MD
2024–2025

University of Maryland Medical System

Baltimore, MD
2021–2023

Industry and advisory

Nectar Hydration

Miami, FL
2019–2026

Doximity

San Francisco, CA
2017–2018

Epic Systems

Madison, WI
2015–2016

Education and training

University of Maryland Medical Center

Residency in Emergency Medicine, Baltimore, MD
2023

Eastern Virginia Medical School

Doctor of Medicine, Norfolk, VA
2020

University of Virginia

BS in Biomedical Engineering, Charlottesville, VA
2015

Certification and licensure

Board certified, American Board of Emergency Medicine

Medical licenses

  • Alabama
  • Florida*
  • Idaho
  • Illinois*
  • Indiana
  • Maryland
  • Missouri
  • North Carolina
  • Ohio
  • Pennsylvania
  • Utah
  • Wisconsin

* Also DEA registered

Patents

Syringe with Integrated Test Strip. U.S. Patent Application Publication No. US 2026/0047786 A1, published February 19, 2026. View the publication

Patent drawing of a syringe with a test strip mounted inside the barrel

Publications →