IndividualActive
John Duffy, D.D.S.
NPI 1679696801 · General Practice Dentistry · Fresh Meadows, NY
John Duffy, D.D.S. is a General Practice Dentistry provider in Fresh Meadows, NY (NPI 1679696801).
Provider details
- NPI number
- 1679696801
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 031803 (NY)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
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
17411 Horace Harding Expy
Fresh Meadows, NY 11365-1527
Phone: (718) 670-1701
Street-level locationGet directions
Mailing address
55 Schyler Dr
Poughkeepsie, NY 12603-6136
Registry dates
- Enumerated
- 2007-04-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Duffy's NPI number?
- John Duffy's National Provider Identifier (NPI) is 1679696801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Duffy's specialty?
- John Duffy is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is John Duffy located?
- John Duffy's practice location on file with NPPES is 17411 Horace Harding Expy, Fresh Meadows, NY 11365-1527.
- What is John Duffy's phone number?
- The practice phone number listed in the NPPES registry for John Duffy is (718) 670-1701.
- Is John Duffy's NPI active?
- Yes — John Duffy's NPI (1679696801) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.