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Internal Medicine

Marc J. Meltzer, MD

Works at hospitals in Stony Brook, NY · New York

Summary

Marc J. Meltzer, MD (Internal Medicine) is listed by Medicare at 1 hospital in Stony Brook, NY. NPI 1326148990. 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 Marc J. Meltzer, 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
YesOffers telehealth
42Years since medical school (graduated 1984)
New York University School Of MedicineMedical school
MaleGender (as listed)
New York UniversityGroup practice

Quick answers

Which hospitals does Marc J. Meltzer work at?
Medicare's official clinician data lists Marc J. Meltzer at 1 hospital: Suny/Stony Brook University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Marc J. Meltzer see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is Marc J. Meltzer's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Marc J. Meltzer accept Medicare assignment?
Yes. Medicare's clinician data says Marc J. Meltzer 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.
Does Marc J. Meltzer offer telehealth?
Medicare's clinician data says Marc J. Meltzer offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Marc J. Meltzer?
(212) 263-9700, as listed in official Medicare / NPI Registry data.
What is Marc J. Meltzer's NPI number?
1326148990. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marc J. Meltzer works

Medicare's Facility Affiliation Data lists Marc J. Meltzer 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 Marc J. Meltzer is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Marc J. Meltzer as a member of this group (CMS data updated 2026-10-02).

  • New York University6,134 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in New York

Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.

All internal medicine doctors in New York →

Clinician information

CredentialMD
Medical schoolNew York University School Of Medicine
Graduation year1984
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1326148990
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