Marvin Grossman, DDS
NPI 1124291638 · Dentist · Glendale Queens, NY
Marvin Grossman, DDS is a Dentist provider in Glendale Queens, NY (NPI 1124291638).
Provider details
- NPI number
- 1124291638
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 22365NY (NY)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 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.
$1,837 across 15 records (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
- 2008-04-04
- Last updated
- 2008-04-04
Frequently asked questions
- What is Marvin Grossman's NPI number?
- Marvin Grossman's National Provider Identifier (NPI) is 1124291638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marvin Grossman's specialty?
- Marvin Grossman is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Marvin Grossman located?
- Marvin Grossman's practice location on file with NPPES is 7613 Myrtle Ave, Glendale Queens, NY 11385.
- What is Marvin Grossman's phone number?
- The practice phone number listed in the NPPES registry for Marvin Grossman is (718) 821-9464.
- Is Marvin Grossman's NPI active?
- Yes — Marvin Grossman's NPI (1124291638) is active in the NPPES registry as of the last update on 2008-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.