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Summary

  • Dr. Aaron Lessen, MD is a board certified emergency medicine physician in Englewood, Colorado. He is currently licensed to practice medicine in Colorado and Arizona. He is affiliated with Swedish Medical Center.

Education & Training

  • University of Arizona College of Medicine-Tucson
    University of Arizona College of Medicine-TucsonResidency, Emergency Medicine, 2005 - 2008
  • University of Pittsburgh School of Medicine
    University of Pittsburgh School of MedicineClass of 2005

Certifications & Licensure

  • CO State Medical License
    CO State Medical License 2008 - 2025
  • AZ State Medical License
    AZ State Medical License 2007 - 2009
  • American Board of Emergency Medicine Emergency Medicine

Hospital Affiliations