Quick answers
- Which hospitals does Nicholas L. Zalewski work at?
- Medicare's official clinician data lists Nicholas L. Zalewski at 5 hospitals: AdventHealth Orlando, CHRISTUS Southeast Texas- St Elizabeth, CHRISTUS Spohn Hospital Corpus Christi, CHRISTUS St Vincent Regional Medical Center and Naples Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nicholas L. Zalewski see patients?
- Medicare's clinician data lists 29 practice locations, including West Islip, NY, Rockville Center, NY and Scottsdale, AZ. Call before your visit to confirm the address.
- What is Nicholas L. Zalewski's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Nicholas L. Zalewski accept Medicare assignment?
- Yes. Medicare's clinician data says Nicholas L. Zalewski 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.
- Does Nicholas L. Zalewski offer telehealth?
- Medicare's clinician data says Nicholas L. Zalewski offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Nicholas L. Zalewski?
- (516) 705-3428, as listed in official Medicare / NPI Registry data.
- What is Nicholas L. Zalewski's NPI number?
- 1669818399. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nicholas L. Zalewski works
Medicare's Facility Affiliation Data lists Nicholas L. Zalewski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth OrlandoOrlando, FL · Acute Care Hospital · CCN 100007
- CHRISTUS Southeast Texas- St ElizabethBeaumont, TX · Acute Care Hospital · CCN 450034
- CHRISTUS Spohn Hospital Corpus ChristiCorpus Christi, TX · Acute Care Hospital · CCN 450046
- CHRISTUS St Vincent Regional Medical CenterSanta Fe, NM · Acute Care Hospital · CCN 320002
- Naples Community HospitalNaples, FL · Acute Care Hospital · CCN 100018
Practice locations
Addresses where Nicholas L. Zalewski is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 29; the Medicare profile lists all.
- 1000 Montauk HwyWest Islip, NY 11795 · Good Samaritan Hospital Medical Center
- 1000 N Village AveRockville Center, NY 11570 · Mercy Medical Center (516) 705‑3428
- 10896 N 105th WayScottsdale, AZ 85259 · Virtual Neurology Texas PLLC (239) 208‑2212
- 11190 Health Park BlvdNaples, FL 34110 · NCHMD Inc (239) 552‑7000
- 1133 Eagles Landing PkwyStockbridge, GA 30281 · Piedmont Hospitalist Physicians LLC (678) 604‑1000
Group practices
Medicare enrollment lists Nicholas L. Zalewski as a member of these groups (CMS data updated 2026-10-02).
- Baptist Health Medical Group Inc2,472 clinicians in the group
- Lee Health System Inc1,428 clinicians in the group
- Legacy Clinics LLC713 clinicians in the group
- Kettering Independent Medical Group Inc710 clinicians in the group
- Altru Health System684 clinicians in the group
- Concord Hospital Inc567 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in West Islip
Clinicians with the same Medicare primary specialty in West Islip, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1669818399 |
| 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