Skip to main content
William Diefenbach, MD, Neurosurgery, Pittsburgh, PA

WilliamPaulDiefenbachMD

Neurosurgery Pittsburgh, PA

Assistant Clinical Professor Neurosurgery UPMC

Dr. Diefenbach is on Doximity

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

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Diefenbach's full profile

Already have an account?

  • Office

    VA Pittsburgh
    Pittsburgh, PA 15240
    Phone+1 814-449-6640

Education & Training

  • New York Presbyterian Hospital (Columbia Campus)
    New York Presbyterian Hospital (Columbia Campus)Residency, Neurological Surgery, 1980 - 1985
  • Icahn School of Medicine at Mount Sinai (Morningside)
    Icahn School of Medicine at Mount Sinai (Morningside)Internship, Transitional Year, 1979 - 1980
  • Columbia University Vagelos College of Physicians and Surgeons
    Columbia University Vagelos College of Physicians and SurgeonsClass of 1979

Certifications & Licensure

  • NY State Medical License
    NY State Medical License 1985 - 2025
  • MI State Medical License
    MI State Medical License 2000 - 2024
  • PA State Medical License
    PA State Medical License 1993 - 2024
  • AZ State Medical License
    AZ State Medical License 1985 - 2008
  • American Board of Neurological Surgery Neurological Surgery

Awards, Honors, & Recognition

  • Fellow (FACS) American College of Surgeons
  • Fellow (FAANS) American Association of Neurological Surgeons

Professional Memberships