IndividualActive
Matthew Geffen, DDS
NPI 1730866443 · Dentist · Manhasset, NY
Matthew Geffen, DDS is a Dentist provider in Manhasset, NY (NPI 1730866443).
Provider details
- NPI number
- 1730866443
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 064965 (NY)
Specialties & taxonomies
Dental Providers
Student, Health Care
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
800 Community Dr Ste 306
Manhasset, NY 11030-3821
Phone: (718) 224-9766
Street-level locationGet directions
Mailing address
800 Community Dr Ste 306
Manhasset, NY 11030-3821
Additional practice locations (2)
- 345 E 24th StNew York, NY 10010-4020Phone: (212) 998-9800
- 101 South DrStony Brook, NY 11794-0001Phone: (631) 632-8989
Registry dates
- Enumerated
- 2023-07-04
- Last updated
- 2026-02-24
- Certified
- 2026-02-24
Frequently asked questions
- What is Matthew Geffen's NPI number?
- Matthew Geffen's National Provider Identifier (NPI) is 1730866443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Geffen's specialty?
- Matthew Geffen is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Matthew Geffen located?
- Matthew Geffen's practice location on file with NPPES is 800 Community Dr Ste 306, Manhasset, NY 11030-3821.
- What is Matthew Geffen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Geffen is (718) 224-9766.
- Is Matthew Geffen's NPI active?
- Yes — Matthew Geffen's NPI (1730866443) is active in the NPPES registry as of the last update on 2026-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.