Alexander Gregor, MD
NPI 1881498152 · Student in an Organized Health Care Education/Training Program · New York, NY
Alexander Gregor, MD is a Student in an Organized Health Care Education/Training Program provider in New York, NY (NPI 1881498152).
Provider details
- NPI number
- 1881498152
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 339018 (NY)
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-04-03
- Last updated
- 2025-08-27
- Certified
- 2025-08-27
Frequently asked questions
- What is Alexander Gregor's NPI number?
- Alexander Gregor's National Provider Identifier (NPI) is 1881498152, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Gregor's specialty?
- Alexander Gregor is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Alexander Gregor located?
- Alexander Gregor's practice location on file with NPPES is 1275 York Avenue, New York, NY 10065.
- What is Alexander Gregor's phone number?
- The practice phone number listed in the NPPES registry for Alexander Gregor is (212) 639-7537.
- Is Alexander Gregor's NPI active?
- Yes — Alexander Gregor's NPI (1881498152) is active in the NPPES registry as of the last update on 2025-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.