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Dr. Greiner is on Doximity

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Education & Training

  • Penn State Milton S Hershey Medical Center
    Penn State Milton S Hershey Medical CenterResidency, Anesthesiology, 1985 - 1988
  • UPMC Medical Education (Harrisburg)
    UPMC Medical Education (Harrisburg)Internship, Internal Medicine, 1984 - 1985
  • Pennsylvania State University College of Medicine
    Pennsylvania State University College of MedicineClass of 1984

Certifications & Licensure

  • PA State Medical License
    PA State Medical License 1985 - 2024
  • American Board of Anesthesiology Anesthesiology

Publications & Presentations

PubMed

Press Mentions

  • Can Innovation in Primary Care Slay the Healthcare Leviathan? (2 of 2)
    Can Innovation in Primary Care Slay the Healthcare Leviathan? (2 of 2)September 6th, 2022
  • Primary Care Docs Strained by Vaccine Hesitancy, Potential Telehealth Rollback as COVID-19 Pandemic Drags On
    Primary Care Docs Strained by Vaccine Hesitancy, Potential Telehealth Rollback as COVID-19 Pandemic Drags OnOctober 26th, 2021
  • 'a Quiet Suffering': Primary Care Struggles with COVID-19 Strain, Telemedicine Rollbacks
    'a Quiet Suffering': Primary Care Struggles with COVID-19 Strain, Telemedicine RollbacksOctober 11th, 2021
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Hospital Affiliations