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Internal Medicine

Allison M. Nguyen

Works at hospitals in Manhasset, NY · Glen Cove, NY · New York

Summary

Allison M. Nguyen (Internal Medicine) is listed by Medicare at 2 hospitals in Manhasset, NY and Glen Cove, NY. NPI 1831650472. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Allison M. Nguyen, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
Nova Southeastern College Of Osteo MedicineMedical school
FemaleGender (as listed)
North Shore-Lij Medical PCGroup practice

Quick answers

Which hospitals does Allison M. Nguyen work at?
Medicare's official clinician data lists Allison M. Nguyen at 2 hospitals: North Shore University Hospital and Northwell Hospital Glen Cove. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Allison M. Nguyen see patients?
Medicare's clinician data lists 1 practice location in Glen Cove, NY. Call before your visit to confirm the address.
What is Allison M. Nguyen's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Hospice/Palliative Care.
Does Allison M. Nguyen accept Medicare assignment?
Yes. Medicare's clinician data says Allison M. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Allison M. Nguyen?
(516) 674-1812, as listed in official Medicare / NPI Registry data.
What is Allison M. Nguyen's NPI number?
1831650472. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Allison M. Nguyen works

Medicare's Facility Affiliation Data lists Allison M. Nguyen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Allison M. Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Allison M. Nguyen as a member of this group (CMS data updated 2026-10-02).

  • North Shore-Lij Medical PC6,440 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Glen Cove

Clinicians with the same Medicare primary specialty in Glen Cove, NY — not a recommendation.

All internal medicine doctors in Glen Cove →

Clinician information

Medical schoolNova Southeastern College Of Osteo Medicine
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1831650472
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians