Summary

Dr. Martin Greenfield is an endocrinologist specializing in diabetes and metabolism with 58 years of clinical experience. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed his residency at Brigham & Women's Hospital. Dr. Greenfield is board-certified in his specialty and provides care in English.

Dr. Greenfield practices at Long Island Jewish Medical Center in New Hyde Park, New York. He focuses on treating Type 2 diabetes in both adults and pediatric patients, as well as managing hyperglycemic emergencies. His expertise includes performing thyroid hormone testing and comprehensive blood work to monitor patient health. Patients have given Dr. Greenfield an average rating of 2.8 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • 2.8
  • 58 years of experience
  • 32 insurance plans accepted
  • speaks English
  • Brigham & Womens Hospital
  • 11 written reviews
  • 2 specialties
  • 18 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Martin Greenfield

2 Ohio Dr Ste 201New Hyde Park, NY 11042
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Martin Greenfield, MD
Dr. Vladimir Lokshin, MD
Dr. Jonathan B Steinman, MD, PhD
Yujin Amy Lim, MD, MPH
Martin Greenfield, MDDr. Vladimir Lokshin, MDDr. Jonathan B Steinman, MD, PhDYujin Amy Lim, MD, MPH
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients Accepts New Patients
2.8 
4.8 
58 Years of Experience 11 Years of Experience 14 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English Speaks Russian, English Speaks Spanish, Korean
New Hyde Park , NYFresh Meadows , NYNew York , NYForest Hills , NY
Med School: Suny Downstate Medical Center College Of Medicine Med School: State University of New York Downstate Medical Center Med School: SUNY - Downstate Medical Center College of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Martin Greenfield

  • Accepts Medicare
  • Accepts Medicaid
  • 1199SEIU
  • AARP
  • Aetna
  • Aetna - Medicare
  • Affinity Health Plan
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Cigna
  • Cigna-HealthSpring
  • EmblemHealth
  • Fidelis Care (NY)
  • HealthFirst (NY)
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • Humana
  • Integra
  • MagnaCare
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • MVP Health Care - HMO
  • Nippon Life Benefits
  • Northwell Direct
  • Oscar Health Insurance
  • Tricare
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Martin Greenfield has the following 2 specialties

Specialty Expertise

Martin Greenfield has the following 18 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Endocrinology
  • Endocrinology & Metabolism
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Lipid Disorders
  • Osteoporosis
  • Thyroid Diseases
  • Weight Loss

Certifications, License, & Education

58 Years Experience

Martin Greenfield holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2026.

Education & Training

Residency

Completed their residency at Brigham & Womens Hospital.

Medical School

Graduated from Suny Downstate Medical Center College Of Medicine in 1968.

NPI Number

Martin Greenfield's NPI number is 1205831443.

Similar doctors

Frequently Asked Questions

Does Martin Greenfield accept my insurance?
You can see the insurance plans that Martin Greenfield accepts on their Vitals profile.
How can I make an appointment with Martin Greenfield?
You can find contact information for Martin Greenfield here on Vitals.
Where is Martin Greenfield's office located?
Martin Greenfield's office is located at 2 Ohio Dr Ste 201, New Hyde Park, NY, 11042.
Which hospitals is Martin Greenfield affiliated with?
Martin Greenfield is affiliated with Long Island Jewish Medical Center.
Does Martin Greenfield accept virtual/telehealth appointments?
Martin Greenfield has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.