Quick answers
- Which hospitals does Mark Pomerantz work at?
- Medicare's official clinician data lists Mark Pomerantz at 4 hospitals: Helen Hayes Hospital, Montefiore Medical Center, Nyack Hospital and White Plains Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Pomerantz see patients?
- Medicare's clinician data lists 1 practice location in West Nyack, NY. Call before your visit to confirm the address.
- What is Mark Pomerantz's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Mark Pomerantz accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Pomerantz 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 Mark Pomerantz?
- (845) 268-0880, as listed in official Medicare / NPI Registry data.
- What is Mark Pomerantz's NPI number?
- 1184700551. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Pomerantz works
Medicare's Facility Affiliation Data lists Mark Pomerantz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Helen Hayes HospitalWest Haverstraw, NY · Acute Care Hospital · CCN 330405
- Montefiore Medical CenterBronx, NY · Acute Care Hospital · CCN 330059
- Nyack HospitalNyack, NY · Acute Care Hospital · CCN 330104
- White Plains Hospital CenterWhite Plains, NY · Acute Care Hospital · CCN 330304
Practice locations
Addresses where Mark Pomerantz is enrolled with Medicare (CMS data updated 2026-10-02).
- 2 Medical Park Dr, Suite 3West Nyack, NY 10994 (845) 268‑0880
Group practices
Medicare enrollment lists Mark Pomerantz as a member of this group (CMS data updated 2026-10-02).
- White Plains Medical Diagnostic Services, PC93 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New York →
Other cardiologists in West Nyack
Clinicians with the same Medicare primary specialty in West Nyack, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York University School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184700551 |
| 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