What is Jonathan Altmark's NPI number?

Jonathan Altmark's National Provider Identifier (NPI) is 1760554448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jonathan Altmark's specialty?

Jonathan Altmark is listed in the NPPES registry with a primary specialty of Pediatric Dentistry (Dental Providers).

Where is Jonathan Altmark located?

Jonathan Altmark's practice location on file with NPPES is 77 Veterans Memorial Hwy, Commack, NY 11725-3410.

What is Jonathan Altmark's phone number?

The practice phone number listed in the NPPES registry for Jonathan Altmark is (631) 499-2100.

Is Jonathan Altmark's NPI active?

Yes — Jonathan Altmark's NPI (1760554448) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Jonathan Altmark, DDS

NPI 1760554448 · Pediatric Dentistry · Commack, NY

Jonathan Altmark, DDS is a Pediatric Dentistry provider in Commack, NY (NPI 1760554448).

Provider details

NPI number: 1760554448
Entity type: Individual
Primary specialty: Pediatric DentistryDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 050166 (NY)

Practice location

77 Veterans Memorial Hwy

Commack, NY 11725-3410

Phone: (631) 499-2100

Approximate (ZIP-level) locationGet directions

More NY providers

Mailing address

77 Veterans Memorial Hwy

Commack, NY 11725-3410

Specialties & taxonomies

Pediatric DentistryPrimary1223P0221XLicense 050166 (NY)
Dental Providers

Profile Score

Detailed profile(91/100 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.

Enumerated: 2006-11-15
Last updated: 2007-07-08

Frequently asked questions

What is Jonathan Altmark's NPI number?: Jonathan Altmark's National Provider Identifier (NPI) is 1760554448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Jonathan Altmark's specialty?: Jonathan Altmark is listed in the NPPES registry with a primary specialty of Pediatric Dentistry (Dental Providers).
Where is Jonathan Altmark located?: Jonathan Altmark's practice location on file with NPPES is 77 Veterans Memorial Hwy, Commack, NY 11725-3410.
What is Jonathan Altmark's phone number?: The practice phone number listed in the NPPES registry for Jonathan Altmark is (631) 499-2100.
Is Jonathan Altmark's NPI active?: Yes — Jonathan Altmark's NPI (1760554448) 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.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions