Quick answers
- Which hospitals does John M. Abrahams work at?
- Medicare's official clinician data lists John M. Abrahams at 3 hospitals: Hudson Valley Hospital Center, Northern Westchester Hospital and White Plains Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Abrahams see patients?
- Medicare's clinician data lists 1 practice location in West Harrison, NY. Call before your visit to confirm the address.
- What is John M. Abrahams's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does John M. Abrahams accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Abrahams 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 M. Abrahams?
- (914) 948-3008, as listed in official Medicare / NPI Registry data.
- What is John M. Abrahams's NPI number?
- 1720049596. 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 M. Abrahams works
Medicare's Facility Affiliation Data lists John M. Abrahams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hudson Valley Hospital CenterCortlandt Manor, NY · Acute Care Hospital · CCN 330267
- Northern Westchester HospitalMount Kisco, NY · Acute Care Hospital · CCN 330162
- White Plains Hospital CenterWhite Plains, NY · Acute Care Hospital · CCN 330304
Practice locations
Addresses where John M. Abrahams is enrolled with Medicare (CMS data updated 2026-10-02).
- 244 Westchester Ave, Suite 209West Harrison, NY 10604 (914) 948‑3008
Group practices
Medicare enrollment lists John M. Abrahams as a member of this group (CMS data updated 2026-10-02).
- New York Brain and Spine Surgery PC2 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York Medical College |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720049596 |
| 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