Quick answers
- Does Nelson N. Rosario accept Medicare assignment?
- Yes. Medicare's clinician data says Nelson N. Rosario accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Nelson N. Rosario's NPI number?
- 1245986660. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nelson N. Rosario works
Medicare's Facility Affiliation Data lists Nelson N. Rosario at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Westchester Medical CenterValhalla, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330234
Practice locations
Addresses where Nelson N. Rosario is enrolled with Medicare (CMS data updated October 2, 2026).
- 241 N RdPoughkeepsie, NY 12601 (845) 483‑5000
- 95 Grasslands RdValhalla, NY 10595 (914) 493‑6940
Group practices
Medicare enrollment lists Nelson N. Rosario as a member of this group (CMS data updated October 2, 2026).
- Westchester Medical Center Advanced Physician Services PC897 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Poughkeepsie
Clinicians with the same Medicare primary specialty in Poughkeepsie, NY — not a recommendation.
Other clinicians in Westchester Medical Center Advanced Physician Services PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245986660 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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