Skip to main content
Joshua Feiner, MD, Endocrinology, Bethpage, NY

Joshua James Feiner MD

Diabetes, Lipid Metabolism


Optum Tristate

Join to View Full Profile
  • 4045 Hempstead TpkeBethpage, NY 11714

  • Phone+1 516-731-7770

  • Fax+1 516-514-1463

Dr. Feiner 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.

Summary

  • Joshua Feiner, MD is an endocrinologist based in Bethpage, NY. His specialty mainly lies in diabetes and lipid metabolism, with experience in treating diabetes mellitus and thyroid disease. Dr. Feiner completed his education at Stony Brook Medicine/University Hospital where he conducted fellowships in Endocrinology, Diabetes, Metabolism and Geriatric Medicine. He is currently employed by Optum Tristate as a physician, a position he has held since 2012. Dr. Feiner has contributed to the medical field through several publications, many of which have been cited by other works, indicating his influence in his area of expertise.

Education & Training

  • Stony Brook Medicine/University Hospital
    Stony Brook Medicine/University HospitalFellowship, Endocrinology, Diabetes, and Metabolism, 2006 - 2008
  • Stony Brook Medicine/University Hospital
    Stony Brook Medicine/University HospitalFellowship, Geriatric Medicine (Internal Medicine), 2003 - 2004
  • Stony Brook Medicine/University Hospital
    Stony Brook Medicine/University HospitalResidency, Internal Medicine, 2000 - 2003
  • Stony Brook University Health Sciences Center School of Medicine
    Stony Brook University Health Sciences Center School of MedicineClass of 2000, MD

Certifications & Licensure

  • NY State Medical License
    NY State Medical License 2004 - 2025
  • Endocrinology, Diabetes and Metabolism
    American Board of Internal Medicine Endocrinology, Diabetes and Metabolism
  • ABIM certified in Internal Medicine ABIM certified in Endocrinology

Publications & Presentations

PubMed

Professional Memberships

Viewing the full profile is available to verified healthcare professionals only.

Find your profile and take control of your online presence: