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Internal Medicine

Jonathan Shammash, MD

Works at hospitals in Englewood, NJ · Hackensack, NJ · North Bergen, NJ · New Jersey

Summary

Jonathan Shammash, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Englewood, NJ, Hackensack, NJ and North Bergen, NJ. NPI 1518055896. 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 Shammash, 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
34Years since medical school (graduated 1992)
Perelman School Of Med At The University Of PennsylvaniaMedical school
MaleGender (as listed)
Hackensack Meridian Health Medical Group - Primary Care PCGroup practice

Quick answers

Which hospitals does Jonathan Shammash work at?
Medicare's official clinician data lists Jonathan Shammash at 3 hospitals: Englewood Hospital and Medical Center, Hackensack University Medical Center and Palisades Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan Shammash see patients?
Medicare's clinician data lists 1 practice location in Hackensack, NJ. Call before your visit to confirm the address.
What is Jonathan Shammash's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jonathan Shammash accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan Shammash 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 Jonathan Shammash offer telehealth?
Medicare's clinician data says Jonathan Shammash offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jonathan Shammash?
(551) 996-9140, as listed in official Medicare / NPI Registry data.
What is Jonathan Shammash's NPI number?
1518055896. 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 Shammash works

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

Group practices

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

  • Hackensack Meridian Health Medical Group - Primary Care PC358 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Hackensack

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

All internal medicine doctors in Hackensack →

Clinician information

CredentialMD
Medical schoolPerelman School Of Med At The University Of Pennsylvania
Graduation year1992
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1518055896
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