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William Tollefsen, MD, Emergency Medicine, Worcester, MA

William W. Tollefsen MD MSc., MBA., FAEMS


Vice Chair Department of Emergency Medicine

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  • 119 Belmont StDepartment of Emergency MedicineWorcester, MA 01605

  • Phone+1 508-421-1400

  • Fax+1 508-421-1490

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Education & Training

  • Massachusetts General Hospital/Brigham and Women’s Hospital/Harvard Medical School
    Massachusetts General Hospital/Brigham and Women’s Hospital/Harvard Medical SchoolResidency, Emergency Medicine, 2008 - 2012
  • New York Medical College
    New York Medical CollegeClass of 2008

Certifications & Licensure

  • MA State Medical License
    MA State Medical License 2010 - 2025
  • Emergency Medicine
    American Board of Emergency Medicine Emergency Medicine
  • Emergency Medical Services
    American Board of Emergency Medicine Emergency Medical Services

Publications & Presentations

PubMed

Press Mentions

  • Mother of 10-Year-Old Battling Tick-Borne Disease: ‘His Brain Is on Fire’
    Mother of 10-Year-Old Battling Tick-Borne Disease: ‘His Brain Is on Fire’May 7th, 2021
  • Soon, Quincy Might Be the Largest City in Mass. Without an ER. Then What?
    Soon, Quincy Might Be the Largest City in Mass. Without an ER. Then What?August 4th, 2010
  • Mental Health Care Without an Appointment? Hospitals Are Pushed to Improve Access
    Mental Health Care Without an Appointment? Hospitals Are Pushed to Improve AccessFebruary 3rd, 2020

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