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Hematology

Jonathan Gerber, MD

Works at hospitals in New York, NY · New York

Summary

Jonathan Gerber, MD (Hematology) is listed by Medicare at 1 hospital in New York, NY. NPI 1275679201. 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 Jonathan Gerber, 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

HematologyPrimary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
MaleGender (as listed)
New York UniversityGroup practice

Quick answers

Which hospitals does Jonathan Gerber work at?
Medicare's official clinician data lists Jonathan Gerber at 1 hospital: NYU Langone Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan Gerber see patients?
Medicare's clinician data lists 4 practice locations, including New York, NY. Call before your visit to confirm the address.
What is Jonathan Gerber's specialty?
Medicare lists Hematology as the primary specialty, and also Medical Oncology.
Does Jonathan Gerber accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan Gerber 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 Jonathan Gerber?
(212) 263-9700, as listed in official Medicare / NPI Registry data.
What is Jonathan Gerber's NPI number?
1275679201. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan Gerber works

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

Group practices

Medicare enrollment lists Jonathan Gerber as a member of this group (CMS data updated 2026-10-02).

  • New York University6,134 clinicians in the group

Specialties

Find other Hematology doctors in New York →

Other hematologists in New York

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

All hematologists in New York →

Clinician information

CredentialMD
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275679201
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