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Dr. Hartjen is on Doximity

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Education & Training

  • Sidney Kimmel Medical College at Thomas Jefferson University/TJUH
    Sidney Kimmel Medical College at Thomas Jefferson University/TJUHResidency, Emergency Medicine, 1996 - 1999
  • MCP-Hahnemann College of Medicine
    MCP-Hahnemann College of MedicineClass of 1996

Certifications & Licensure

  • IL State Medical License
    IL State Medical License 2023 - 2026
  • IN State Medical License
    IN State Medical License 2023 - 2025
  • WI State Medical License
    WI State Medical License 2023 - 2025
  • TX State Medical License
    TX State Medical License 2004 - 2025
  • KY State Medical License
    KY State Medical License 2023 - 2025
  • OH State Medical License
    OH State Medical License 2012 - 2024
  • CO State Medical License
    CO State Medical License 2001 - 2005
  • American Board of Emergency Medicine Emergency Medicine
  • Join now to see all

Hospital Affiliations