Naina Sinha Gregory, M.D.
Endocrinology, Diabetes and Metabolism
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Naina Sinha Gregory, M.D.

Endocrinology, Diabetes and Metabolism

Profile Photo of Naina Sinha Gregory, M.D.
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Gender: Female
Language: English


Specialties and Expertise


  • Endocrinology
  • Endocrinology, Diabetes and Metabolism


  • Endocrine Conditions In Pregnancy
  • Bariatric Surgery
  • Osteoporosis
  • Parathyroid Disease
  • Metabolic Bone Disease
  • Thyroid Disease
  • Diabetes In Pregnancy
  • Pancreas Transplantation
  • Calcium Disorder
  • Calcium Metabolism Disorder
  • Graves' Disease
  • Hyperthyroidism
  • Hypothyroidism
  • Hypothyroid
  • Prediabetes
  • Thyroid Disease Affecting Pregnancy
  • Thyroid Disease During Pregnancy
  • Thyroid Disease In Pregnancy
  • Diabetes
  • Diabetes Complications
  • Diabetes Mellitus
  • Diabetes Mellitus Type I
  • Diabetes Mellitus, Type 2
  • Diabetes Type 1
  • Diabetes Type 2
  • Type 1 Diabetes
  • Type 1 Diabetes Mellitus
  • Type 2 Diabetes
  • Type 2 Diabetes Mellitus
  • Vitamin D


Dr. Sinha specializes in metabolic bone diseases including osteoporosis and parathyroid disorders. She also specializes in obesity and the effects bariatric surgery on the endocrine system. She is a member of the islet transplantation team and is interested in the care of post-transplant diabetes.


Honors and Awards

Honors and Awards

Young Investigator Award 2006

American Society of Bone and Mineral Research


Board Certifications

  • American Board of Internal Medicine
  • American Board of Internal Medicine (Endocrinology, Diabetes, and Metabolism)

Clinical and Academic Positions

  • Associate Attending Physician - NewYork-Presbyterian Hospital
  • Associate Professor of Clinical Medicine - Weill Cornell Medical College, Cornell University

Education and Training

  • M.D., Columbia University College of Physicians and Surgeons, 1999


Insurance Plans Accepted

The following represents most of the managed care plans accepted by this doctor. If your insurance carrier does not appear here please contact the doctor’s office as they may have individual contracts not included on this site.

* indicates this doctor is no longer accepting new patients with this insurance plan.

  • AETNA - Medicare
  • Aetna Weill Cornell Employee Managed Care Plan
  • Aetna Weill Cornell Employee PPO Plan
  • Aetna-NYP - EPO/POS
  • Affinity Access
  • Affinity Health Plan
  • Empire Blue Cross/Blue Shield - HMO
  • Empire Blue Cross/Blue Shield - PPO
  • Empire Blue Cross/Blue Shield - Mediblue (Senior)
  • Empire Blue Cross/Blue Shield - EPO
  • Empire Blue Cross/Blue Shield - Blue Access
  • Empire Blue Cross/Blue Shield HealthPlus - CHP
  • Empire Blue Cross/Blue Shield HealthPlus
  • Health Insurance Plan of NY (HIP)
  • Medicare
  • Oxford Health Plans - Metro/Core/Charter
  • Oxford Health Plans - Medicare Advantage
  • Oxford Health Plans - Liberty
  • Oxford Health Plans - Freedom
  • Rockefeller University - Trustmark
  • United Empire
  • United Healthcare
  • United Healthcare - Community Plan
  • United Healthcare - Medicare
  • United Healthcare Compass
  • VNSNY CHOICE - Medicare

Locations and Appointments

External Relationships

External Relationships

Relationships and collaborations with for-profit and not-for profit organizations are of vital importance to our faculty because these exchanges of scientific information foster innovation. As experts in their fields, WCM physicians and scientists are sought after by many organizations to consult and educate. WCM and its faculty make this information available to the public, thus creating a transparent environment.

No External Relationships Reported