Bruce Greenberg, M.D.
NPI 1841299633 · Internal Medicine Physician · Elmont, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bruce Greenberg, M.D. is a Internal Medicine Physician provider in Elmont, NY (NPI 1841299633).
Provider details
- NPI number
- 1841299633
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 178873 (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
20 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
- 2005-07-14
- Last updated
- 2013-06-13
Frequently asked questions
- What is Bruce Greenberg's NPI number?
- Bruce Greenberg's National Provider Identifier (NPI) is 1841299633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Greenberg's specialty?
- Bruce Greenberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Greenberg located?
- Bruce Greenberg's practice location on file with NPPES is 1554 Dutch Broadway, Elmont, NY 11003-4522.
- What is Bruce Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Bruce Greenberg is (516) 825-7252.
- Does Bruce Greenberg accept Medicare?
- Bruce Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bruce Greenberg's NPI active?
- Yes — Bruce Greenberg's NPI (1841299633) is active in the NPPES registry as of the last update on 2013-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.