Alvin Greenberg, M.D.
NPI 1215011697 · Internal Medicine Physician · Vestal, NY
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alvin Greenberg, M.D. is a Internal Medicine Physician provider in Vestal, NY (NPI 1215011697).
Provider details
- NPI number
- 1215011697
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 090460 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs 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
- 2006-10-24
- Last updated
- 2008-06-19
Frequently asked questions
- What is Alvin Greenberg's NPI number?
- Alvin Greenberg's National Provider Identifier (NPI) is 1215011697, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alvin Greenberg's specialty?
- Alvin Greenberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alvin Greenberg located?
- Alvin Greenberg's practice location on file with NPPES is 1020 Vestal Pkwy E, Vestal, NY 13850-1748.
- What is Alvin Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Alvin Greenberg is (607) 754-5342.
- Does Alvin Greenberg accept Medicare?
- Alvin Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alvin Greenberg's NPI active?
- Yes — Alvin Greenberg's NPI (1215011697) is active in the NPPES registry as of the last update on 2008-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.