Quick answers
- Which hospitals does Alan J. Schefer work at?
- Medicare's official clinician data lists Alan J. Schefer at 1 hospital: Northern Westchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alan J. Schefer see patients?
- Medicare's clinician data lists 5 practice locations, including Merrick, NY, Rockville Centre, NY and Mount Kisco, NY. Call before your visit to confirm the address.
- What is Alan J. Schefer's specialty?
- Medicare lists Hand Surgery as the primary specialty, and also Orthopedic Surgery.
- Does Alan J. Schefer accept Medicare assignment?
- Yes. Medicare's clinician data says Alan J. Schefer 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 Alan J. Schefer?
- (516) 992-4700, as listed in official Medicare / NPI Registry data.
- What is Alan J. Schefer's NPI number?
- 1861448755. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alan J. Schefer works
Medicare's Facility Affiliation Data lists Alan J. Schefer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northern Westchester HospitalMount Kisco, NY · Acute Care Hospital · CCN 330162
Practice locations
Addresses where Alan J. Schefer is enrolled with Medicare (CMS data updated 2026-10-02).
- 1728 Sunrise HwyMerrick, NY 11566 (516) 992‑4700
- 36 Lincoln AveRockville Centre, NY 11570 (516) 536‑2800
- 400 E Main StMount Kisco, NY 10549 (914) 271‑2536
- 658 White Plains RdTarrytown, NY 10591 (914) 271‑2536
- 701 N BroadwaySleepy Hollow, NY 10591 (914) 366‑1557
Group practices
Medicare enrollment lists Alan J. Schefer as a member of this group (CMS data updated 2026-10-02).
- True North Medical Group PC188 clinicians in the group
Specialties
- Hand Surgeryprimary
- Orthopedic Surgeryalso
Other hand surgeons in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Hahnemann University College Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861448755 |
| 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