Summary

Dr. Gregory Nishimura is a surgeon with over three decades of experience treating patients throughout New York. He earned his medical degree from Hahnemann University School of Medicine and completed his residency training at Nassau University Medical Center. With 32 years in practice, Dr. Nishimura brings extensive surgical expertise to his patient care. He is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Nishimura practices at Mount Sinai South Nassau and maintains offices in Hewlett and Merrick, New York. His clinical focus includes helping patients with obesity and weight management challenges. He also treats thyroid conditions such as hypothyroidism and provides specialized care for pediatric obesity. Dr. Nishimura performs various diagnostic procedures including thyroid hormone testing and comprehensive blood work. Patients rate his care at 3.8 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • 3.8
  • 32 years of experience
  • 11 insurance plans accepted
  • speaks English, Spanish
  • Nassau University Medical Center
  • 2 written reviews
  • 2 specialties
  • 2 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Gregory S Nishimura has 2 locations

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Dr. Gregory S Nishimura, MD
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Dr. Gregory S Nishimura, MDDr. Rohit ChandwaniDr. Katherine Hopkins, MDDr. John A Chabot, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
3.8 
4.3 
4.4 
32 Years of Experience 21 Years of Experience 9 Years of Experience 43 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English, Spanish
Hewlett , NYNew York , NYNew York , NYNew York , NY
Med School: Hahnemann University School Of Medicine Med School: YALE UNIVERSITY SCHOOL OF MEDICINE Med School: Icahn School Of Medicine At Mount Sinai Med School: Geisel School Of Medicine At Dartmouth
Current Profile
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Insurance Plans Accepted by Dr. Gregory S Nishimura

  • 1199SEIU
  • Aetna
  • Anthem Blue Cross
  • CareSource
  • Cigna
  • EmblemHealth
  • MagnaCare
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • UnitedHealthcare

Medical Specialties

Dr. Gregory S Nishimura has the following 2 specialties

Specialty Expertise

Dr. Gregory S Nishimura has the following 2 areas of expertise

  • Laparoscopic Surgery (Laparoscopy)
  • Other

Certifications, License, & Education

32 Years Experience

EDUCATION & TRAINING

Residency

Nassau University Medical Center

Medical School

Hahnemann University School Of MedicineGraduated in 1994

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Frequently Asked Questions

Does Dr. Gregory Nishimura accept my insurance?
You can see the insurance plans that Dr. Gregory Nishimura accepts on their Vitals profile.
Is Dr. Gregory Nishimura accepting new patients?
Dr. Gregory Nishimura has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Gregory Nishimura affiliated with?
Dr. Gregory Nishimura is affiliated with Mount Sinai South Nassau.
Does Dr. Gregory Nishimura accept virtual/telehealth appointments?
Dr. Gregory Nishimura has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Gregory Nishimura?
You can find contact information for Dr. Gregory Nishimura here on Vitals.

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