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Pathology

Dwayne A. Breining, MD

Works at hospitals in New Hyde Park, NY · Manhasset, NY · Staten Island, NY · New York

Summary

Dwayne A. Breining, MD (Pathology) is listed by Medicare at 3 hospitals in New Hyde Park, NY, Manhasset, NY and Staten Island, NY. NPI 1447351119. 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 Dwayne A. Breining, 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

PathologyPrimary specialty
YesAccepts Medicare assignment
34Years since medical school (graduated 1992)
Temple University School Of MedicineMedical school
MaleGender (as listed)
North Shore-Lij Medical PCGroup practice

Quick answers

Which hospitals does Dwayne A. Breining work at?
Medicare's official clinician data lists Dwayne A. Breining at 3 hospitals: Long Island Jewish Medical Center, North Shore University Hospital and Staten Island University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Dwayne A. Breining see patients?
Medicare's clinician data lists 1 practice location in Forest Hills, NY. Call before your visit to confirm the address.
What is Dwayne A. Breining's specialty?
Medicare lists Pathology as the primary specialty.
Does Dwayne A. Breining accept Medicare assignment?
Yes. Medicare's clinician data says Dwayne A. Breining 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 Dwayne A. Breining?
(718) 830-4000, as listed in official Medicare / NPI Registry data.
What is Dwayne A. Breining's NPI number?
1447351119. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Dwayne A. Breining works

Medicare's Facility Affiliation Data lists Dwayne A. Breining 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 Dwayne A. Breining is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Dwayne A. Breining 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 Pathology doctors in New York →

Other pathologists in Forest Hills

Clinicians with the same Medicare primary specialty in Forest Hills, NY — not a recommendation.

All pathologists in Forest Hills →

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year1992
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447351119
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