Skip to main content
John Hennessy, MD, Endocrinology, Olean, NY, Olean General Hospital

JohnHennessyMD

Endocrinology Olean, NY

Physician

Are you Dr. Hennessy?

Join over one million U.S. Physicians, Nurse Practitioners and PAs, already on Doximity.

  • Connect with colleagues in the same hospital or clinic
    You already have 19 invites waiting!
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

Claim this profile

Not you? Find your profile

Summary

  • Dr. John Hennessy, MD is an endocrinologist in Olean, New York. He is currently licensed to practice medicine in South Carolina. He is affiliated with Olean General Hospital.

Education & Training

  • University of North Carolina Hospitals
    University of North Carolina HospitalsResidency, Internal Medicine, 1971 - 1973
  • Creighton University School of Medicine (Phoenix)
    Creighton University School of Medicine (Phoenix)Residency, Internal Medicine, 1968 - 1971
  • Creighton University School of Medicine/St Joseph's Medical Center (Phoenix)
    Creighton University School of Medicine/St Joseph's Medical Center (Phoenix)Internship, Transitional Year, 1967 - 1968
  • University of Kansas School of Medicine
    University of Kansas School of MedicineClass of 1967

Certifications & Licensure

  • SC State Medical License
    SC State Medical License Active through 2013

Publications & Presentations

PubMed

Press Mentions

  • Thanks, Doc: Albury Surgeon John Hennessy Heads in a New Direction
    Thanks, Doc: Albury Surgeon John Hennessy Heads in a New DirectionJune 15th, 2018

Hospital Affiliations