Quick answers
- Which hospitals does John Zimmerman work at?
- Medicare's official clinician data lists John Zimmerman at 5 hospitals: Good Samaritan Hospital of Suffern, Hackensack University Medical Center, Helen Hayes Hospital, St Anthony Community Hospital and Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Zimmerman see patients?
- Medicare's clinician data lists 4 practice locations, including Hackensack, NJ, Suffern, NY and Goshen, NY. Call before your visit to confirm the address.
- What is John Zimmerman's specialty?
- Medicare lists Cardiac Electrophysiology as the primary specialty.
- Does John Zimmerman accept Medicare assignment?
- Yes. Medicare's clinician data says John Zimmerman 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 John Zimmerman?
- (201) 820-4837, as listed in official Medicare / NPI Registry data.
- What is John Zimmerman's NPI number?
- 1528036217. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Zimmerman works
Medicare's Facility Affiliation Data lists John Zimmerman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan Hospital of SuffernSuffern, NY · Acute Care Hospital · CCN 330158
- Hackensack University Medical CenterHackensack, NJ · Acute Care Hospital · CCN 310001
- Helen Hayes HospitalWest Haverstraw, NY · Acute Care Hospital · CCN 330405
- St Anthony Community HospitalWarwick, NY · Acute Care Hospital · CCN 330205
- Valley HospitalParamus, NJ · Acute Care Hospital · CCN 310012
Practice locations
Addresses where John Zimmerman is enrolled with Medicare (CMS data updated 2026-10-02).
- 20 Prospect AveHackensack, NJ 07601 (201) 820‑4837
- 257 Lafayette AveSuffern, NY 10901
- 30 Hatfield LnGoshen, NY 10924 (845) 294‑7510
- 30 Prospect AveHackensack, NJ 07601 (551) 996‑5045
Group practices
Medicare enrollment lists John Zimmerman as a member of these groups (CMS data updated 2026-10-02).
- Hackensack Meridian Health Medical Group - Specialty Care PC1,922 clinicians in the group
- Bon Secours Charity Health System Medical Group, P.C.157 clinicians in the group
Specialties
- Cardiac Electrophysiologyprimary
Find other Cardiac Electrophysiology doctors in New Jersey →
Other cardiac electrophysiologists in Hackensack
Clinicians with the same Medicare primary specialty in Hackensack, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York Medical College |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528036217 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians