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Dr. Holan is on Doximity

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Education & Training

  • The MetroHealth System
    The MetroHealth SystemFellowship, Gastroenterology, 1977 - 1979
  • Cleveland Clinic Foundation
    Cleveland Clinic FoundationFellowship, Gastroenterology, 1975 - 1977
  • St Louis University School of Medicine
    St Louis University School of MedicineResidency, Internal Medicine, 1972 - 1975
  • St Louis University School of Medicine
    St Louis University School of MedicineClass of 1972

Certifications & Licensure

  • OH State Medical License
    OH State Medical License 1979 - 2022
  • American Board of Internal Medicine Internal Medicine

Publications & Presentations

PubMed