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Dr. John is on Doximity

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Education & Training

  • Mercy Catholic Medical Center
    Mercy Catholic Medical CenterResidency, Internal Medicine, 1990 - 1993
  • University of Jos Faculty of Medicine
    University of Jos Faculty of MedicineClass of 1986

Certifications & Licensure

  • NY State Medical License
    NY State Medical License 2000 - 2025
  • PA State Medical License
    PA State Medical License 1993 - 2002
  • American Board of Internal Medicine Internal Medicine

Press Mentions

  • Ab Externo Technique Eases Implantation of Xen Gel Stent
    Ab Externo Technique Eases Implantation of Xen Gel StentJuly 9th, 2021

Hospital Affiliations