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GREGORY S NISHIMURA M.D.
NPI 1881744795
Surgery in Hewlett, NY

Active since January 11, 2007PECOS EnrolledAccepts Medicare Assignment
1420 BROADWAY, HEWLETT, NY 11557(516) 374-8631 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gregory S Nishimura M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY S NISHIMURA M.D. (NPI 1881744795) is an individual surgery provider in Hewlett, New York, licensed in New York (217807) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1881744795
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameGREGORY S NISHIMURACredential: M.D.
Location Address1420 BROADWAYHewlett, NY 11557-1352
Mailing Address1420 BroadwayHewlett, NY 11557-1352
Phone(516) 374-8631
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateJanuary 11, 2007
Last NPPES UpdateJuly 9, 2007
✔ NPI 1881744795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in NY · 217807
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1420 BROADWAY, Hewlett, NY 11557
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Other Identifiers 3

Medicare UPINH27227NY
Medicare ID-Type Unspecified5C2811NY · Medicare Number
Medicaid02153051NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory S Nishimura M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901132737
PECOS Enrollment IDI20260416000002
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11557 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEDICAL AND SURGICAL EYESITE PC
Ophthalmology
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 239-6789
DR. LAWRENCE HOWARD GOTTLIEB MD
Internal Medicine
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 374-8600
NEW YORK BARIATRICS AND LAPAROSCOPY PC
Specialist
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 374-8631
DR. JORDAN LESLIE KRAMER M.D.
Internal Medicine
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 569-0220
HEWLETT MEDICAL OFFICE P.C
Internal Medicine
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 374-8600
MOUNT SINAI SCHOOL OF MEDICINE
Allergy & Immunology
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 374-8631
DR. ANDRE G SERRETTE MD
Family Medicine (Geriatric Medicine)
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 272-6693
ROBIN SUNG YEN HUANG MD
Surgery
1420 BROADWAY
HEWLETT, NY 11557
Nassau County (516) 374-8631

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Nishimura's NPI number?

The NPI number for Gregory Nishimura is 1881744795. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is Gregory Nishimura located?

Gregory Nishimura practices at 1420 Broadway, Hewlett, NY 11557. The listed phone number is (516) 374-8631.

What is Gregory Nishimura's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Gregory Nishimura enrolled in Medicare?

Yes. Gregory Nishimura is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Gregory Nishimura was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.