Quick answers
- Which hospitals does Jonathan S. Waldman work at?
- Medicare's official clinician data lists Jonathan S. Waldman at 3 hospitals: Glens Falls Hospital, O'Connor Hospital and St Marys Healthcare. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan S. Waldman see patients?
- Medicare's clinician data lists 5 practice locations, including Amsterdam, NY, Hudson, NY and Glens Falls, NY. Call before your visit to confirm the address.
- What is Jonathan S. Waldman's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Nephrology.
- Does Jonathan S. Waldman accept Medicare assignment?
- Medicare's clinician data says Jonathan S. Waldman may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Jonathan S. Waldman?
- (518) 843-3503, as listed in official Medicare / NPI Registry data.
- What is Jonathan S. Waldman's NPI number?
- 1669415501. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan S. Waldman works
Medicare's Facility Affiliation Data lists Jonathan S. Waldman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Glens Falls HospitalGlens Falls, NY · Acute Care Hospital · CCN 330191
- O'Connor HospitalDelhi, NY · Critical Access Hospital · CCN 331305
- St Marys HealthcareAmsterdam, NY · Acute Care Hospital · CCN 330047
Practice locations
Addresses where Jonathan S. Waldman is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Sandy DrAmsterdam, NY 12010 (518) 843‑3503
- 125 Harry Howard AveHudson, NY 12534 (800) 479‑7695
- 152 Upper Sherman AveGlens Falls, NY 12804 (518) 793‑2575
- 40 Autumn DrSlingerlands, NY 12159 (518) 482‑8774
- 42 Gurney LnQueensbury, NY 12804 (518) 761‑6540
Group practices
Medicare enrollment lists Jonathan S. Waldman as a member of these groups (CMS data updated 2026-10-02).
- Select PT, Ot and SLP Rehabilitation Ny, PLLC301 clinicians in the group
- New York General Medical Services PC20 clinicians in the group
Specialties
- Internal Medicineprimary
- Nephrologyalso
Other internal medicine doctors in Amsterdam
Clinicians with the same Medicare primary specialty in Amsterdam, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1669415501 |
| 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