Quick answers
- Which hospitals does Alexander Parpas work at?
- Medicare's official clinician data lists Alexander Parpas at 1 hospital: Nyack Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alexander Parpas see patients?
- Medicare's clinician data lists 2 practice locations, including Nyack, NY and Brooklyn, NY. Call before your visit to confirm the address.
- What is Alexander Parpas's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Alexander Parpas accept Medicare assignment?
- Yes. Medicare's clinician data says Alexander Parpas 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 Alexander Parpas?
- (845) 348-2000, as listed in official Medicare / NPI Registry data.
- What is Alexander Parpas's NPI number?
- 1356752448. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alexander Parpas works
Medicare's Facility Affiliation Data lists Alexander Parpas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Nyack HospitalNyack, NY · Acute Care Hospital · CCN 330104
Practice locations
Addresses where Alexander Parpas is enrolled with Medicare (CMS data updated 2026-10-02).
- 160 N Midland AveNyack, NY 10960 (845) 348‑2000
- 450 Clarkson AveBrooklyn, NY 11203 (718) 826‑4959
Group practices
Medicare enrollment lists Alexander Parpas as a member of these groups (CMS data updated 2026-10-02).
- University Physicians of Brooklyn, Inc.177 clinicians in the group
- Cogent Medical Care PC154 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356752448 |
| 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