Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Gregory S Nishimura, MD

Individual provider Surgery Physician · NPI 1881744795

Gregory S Nishimura, MD practises General Surgery in Hewlett, New York. Qualified in 1994, 32 years ago. Practices with Medxcare Health Professionals, a 9-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
32
Licensed in
NY
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1420 Broadway
Hewlett, NY 11557-1352 Not confirmed with CMS for 19 years — call before visiting
Phone: (516) 374-8631
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 217807 (NY)

Record details

NPI number1881744795
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 11, 2007
Last updated in NPPESJuly 9, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Medxcare Health Professionals — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Medxcare Health Professionals

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 9 clinicians in the practice; 7 are shown here.

Other providers in Hewlett