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Internal Medicine

Walter Bakun, MD

Works at hospitals in Newark, NJ · New Jersey

Summary

Walter Bakun, MD (Internal Medicine) is listed by Medicare at 1 hospital in Newark, NJ. NPI 1427790120. 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 Walter Bakun, 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
4Years since medical school (graduated 2022)
MaleGender (as listed)
RWJBH Emergency Medicine Associates, LLCGroup practice

Quick answers

Which hospitals does Walter Bakun work at?
Medicare's official clinician data lists Walter Bakun at 1 hospital: Newark Beth Israel Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Walter Bakun see patients?
Medicare's clinician data lists 1 practice location in Newark, NJ. Call before your visit to confirm the address.
What is Walter Bakun's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Walter Bakun accept Medicare assignment?
Yes. Medicare's clinician data says Walter Bakun 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 Walter Bakun?
(973) 926-7000, as listed in official Medicare / NPI Registry data.
What is Walter Bakun's NPI number?
1427790120. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Walter Bakun works

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

Group practices

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

  • RWJBH Emergency Medicine Associates, LLC848 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Newark

Clinicians with the same Medicare primary specialty in Newark, NJ — not a recommendation.

All internal medicine doctors in Newark →

Clinician information

CredentialMD
Graduation year2022
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1427790120
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