Quick answers
- Which hospitals does Anthony N. Gregory work at?
- Medicare's official clinician data lists Anthony N. Gregory at 3 hospitals: Ellis Hospital, St Marys Healthcare and St Peter's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Anthony N. Gregory see patients?
- Medicare's clinician data lists 1 practice location in Castleton, NY. Call before your visit to confirm the address.
- What is Anthony N. Gregory's specialty?
- Medicare lists Dermatology as the primary specialty, and also Micrographic Dermatologic Surgery (MDS).
- Does Anthony N. Gregory accept Medicare assignment?
- Yes. Medicare's clinician data says Anthony N. Gregory 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 Anthony N. Gregory?
- (518) 479-4156, as listed in official Medicare / NPI Registry data.
- What is Anthony N. Gregory's NPI number?
- 1396734513. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Anthony N. Gregory works
Medicare's Facility Affiliation Data lists Anthony N. Gregory at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ellis HospitalSchenectady, NY · Acute Care Hospital · CCN 330153
- St Marys HealthcareAmsterdam, NY · Acute Care Hospital · CCN 330047
- St Peter's HospitalAlbany, NY · Acute Care Hospital · CCN 330057
Practice locations
Addresses where Anthony N. Gregory is enrolled with Medicare (CMS data updated 2026-10-02).
- 1547 Columbia TpkeCastleton, NY 12033 (518) 479‑4156
Group practices
Medicare enrollment lists Anthony N. Gregory as a member of this group (CMS data updated 2026-10-02).
- Upstate Dermatology, PC14 clinicians in the group
Specialties
Other dermatologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of North Carolina At Chapel Hill School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396734513 |
| 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