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Dr. Harnack is on Doximity

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Education & Training

  • Loyola University Medical Center/Trinity-Mercy Chicago
    Loyola University Medical Center/Trinity-Mercy ChicagoResidency, Internal Medicine, 1987 - 1990
  • University of Illinois College of Medicine
    University of Illinois College of MedicineClass of 1986

Certifications & Licensure

  • NM State Medical License
    NM State Medical License 2023 - 2026
  • IL State Medical License
    IL State Medical License 1987 - 2026
  • HI State Medical License
    HI State Medical License 2023 - 2026
  • FL State Medical License
    FL State Medical License 2022 - 2026
  • TX State Medical License
    TX State Medical License 2022 - 2026
  • CA State Medical License
    CA State Medical License 2021 - 2025
  • NJ State Medical License
    NJ State Medical License 2022 - 2025
  • American Board of Internal Medicine Internal Medicine
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Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2011-2013

Hospital Affiliations