IndividualActive
George Tiernan, D.D.S.
NPI 1457512527 · General Practice Dentistry · Plainview, NY
George Tiernan, D.D.S. is a General Practice Dentistry provider in Plainview, NY (NPI 1457512527).
Provider details
- NPI number
- 1457512527
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 24690 (NY)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
875 Old Country Rd
Suite 101
Plainview, NY 11803-4942
Phone: (516) 931-1221
Fax: (516) 861-6520
Street-level locationGet directions
Mailing address
24 Spruce St
Smithtown, NY 11787-1030
Registry dates
- Enumerated
- 2008-06-21
- Last updated
- 2008-06-21
Frequently asked questions
- What is George Tiernan's NPI number?
- George Tiernan's National Provider Identifier (NPI) is 1457512527, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Tiernan's specialty?
- George Tiernan is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is George Tiernan located?
- George Tiernan's practice location on file with NPPES is 875 Old Country Rd, Plainview, NY 11803-4942.
- What is George Tiernan's phone number?
- The practice phone number listed in the NPPES registry for George Tiernan is (516) 931-1221.
- Is George Tiernan's NPI active?
- Yes — George Tiernan's NPI (1457512527) is active in the NPPES registry as of the last update on 2008-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.