Skip to main content
Jack Geffken, DO, Internal Medicine, Bethpage, NY

JackGeffkenDOF.A.C.P.

Internal Medicine Bethpage, NY

Internal Medicine at NYU Ambulatory Care at Bethpage

Dr. Geffken 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. Geffken's full profile

Already have an account?

  • Office

    185 Central Avenue
    2nd Floor
    Bethpage, NY 11714

Education & Training

  • NYU Grossman Long Island School of Medicine
    NYU Grossman Long Island School of MedicineResidency, Internal Medicine, 1992 - 1995
  • NYIT College Of Osteopathic Medicine
    NYIT College Of Osteopathic MedicineClass of 1991

Certifications & Licensure

  • NY State Medical License
    NY State License 1992 - 2025
  • American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

  • Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011

Publications & Presentations

PubMed

Professional Memberships