Skip to main content
Frederick Willison, MD, Radiation Oncology, Tahlequah, OK, Northeastern Health System

FrederickWWillisonMD

Radiation Oncology Tahlequah, OK

Medical Director, Northeast Oklahoma Cancer Center, Northeastern Health System

Dr. Willison is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Willison's full profile

Already have an account?

Education & Training

  • National Capital Consortium
    National Capital ConsortiumResidency, Radiation Oncology, 1990 - 1993
  • Letterman Army Medical Center
    Letterman Army Medical CenterInternship, Internal Medicine, 1989 - 1990
  • Virginia Commonwealth University School of Medicine
    Virginia Commonwealth University School of MedicineClass of 1989

Certifications & Licensure

  • CO State Medical License
    CO State Medical License 2020 - 2025
  • OK State Medical License
    OK State Medical License 1997 - 2025
  • MO State Medical License
    MO State Medical License 2018 - 2025
  • KS State Medical License
    KS State Medical License 2007 - 2024
  • AK State Medical License
    AK State Medical License 2017 - 2024
  • VA State Medical License
    VA State Medical License 1995 - 2024
  • CA State Medical License
    CA State Medical License 2012 - 2024
  • American Board of Radiology Radiation Oncology
  • Join now to see all

Clinical Trials

Professional Memberships

Hospital Affiliations