Marc Greenberg, O.D.
NPI 1144291246 · Optometrist · Yonkers, NY
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Greenberg, O.D. is a Optometrist provider in Yonkers, NY (NPI 1144291246).
Provider details
- NPI number
- 1144291246
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- VUT004416 (NY)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$124 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-28
- Last updated
- 2021-11-16
- Certified
- 2021-11-16
Frequently asked questions
- What is Marc Greenberg's NPI number?
- Marc Greenberg's National Provider Identifier (NPI) is 1144291246, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Greenberg's specialty?
- Marc Greenberg is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Marc Greenberg located?
- Marc Greenberg's practice location on file with NPPES is 770 Mclean Ave, Yonkers, NY 10704-3843.
- What is Marc Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Marc Greenberg is (914) 803-0500.
- Does Marc Greenberg accept Medicare?
- Marc Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Greenberg's NPI active?
- Yes — Marc Greenberg's NPI (1144291246) is active in the NPPES registry as of the last update on 2021-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.