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Hematology

Jonathan Brammer, MD

Works at hospitals in Columbus, OH · Ohio

Summary

Jonathan Brammer, MD (Hematology) is listed by Medicare at 1 hospital in Columbus, OH. NPI 1578897195. 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 Brammer, 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
17Years since medical school (graduated 2009)
Northeastern Ohio University College Of MedicineMedical school
MaleGender (as listed)
OSU Internal Medicine LLCGroup practice

Quick answers

Which hospitals does Jonathan Brammer work at?
Medicare's official clinician data lists Jonathan Brammer at 1 hospital: Ohio State University State Health System. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan Brammer see patients?
Medicare's clinician data lists 7 practice locations, including Columbus, OH and Dublin, OH. Call before your visit to confirm the address.
What is Jonathan Brammer's specialty?
Medicare lists Hematology as the primary specialty.
Does Jonathan Brammer accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan Brammer 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 Brammer?
(614) 293-1707, as listed in official Medicare / NPI Registry data.
What is Jonathan Brammer's NPI number?
1578897195. 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 Brammer works

Medicare's Facility Affiliation Data lists Jonathan Brammer 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 Brammer is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.

Group practices

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

  • OSU Internal Medicine LLC1,161 clinicians in the group

Specialties

Find other Hematology doctors in Ohio →

Other hematologists in Columbus

Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.

All hematologists in Columbus →

Clinician information

CredentialMD
Medical schoolNortheastern Ohio University College Of Medicine
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1578897195
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