What is Nathan Birnbaum's NPI number?

Nathan Birnbaum's National Provider Identifier (NPI) is 1740206259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nathan Birnbaum's specialty?

Nathan Birnbaum is listed in the NPPES registry with a primary specialty of Prosthodontics (Dental Providers).

Where is Nathan Birnbaum located?

Nathan Birnbaum's practice location on file with NPPES is 1 Washington St, Wellesley, MA 02481-1706.

What is Nathan Birnbaum's phone number?

The practice phone number listed in the NPPES registry for Nathan Birnbaum is (781) 431-9999.

Is Nathan Birnbaum's NPI active?

Yes — Nathan Birnbaum's NPI (1740206259) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Nathan Birnbaum, DDS CAGS

NPI 1740206259 · Prosthodontics · Wellesley, MA

Nathan Birnbaum, DDS CAGS is a Prosthodontics provider in Wellesley, MA (NPI 1740206259).

Provider details

NPI number: 1740206259
Entity type: Individual
Primary specialty: ProsthodonticsDental Providers
Credential: DDS CAGS
Sex: Male
Sole proprietor: No
License: 11929 (MA)

Practice location

1 Washington St

Suite 306

Wellesley, MA 02481-1706

Phone: (781) 431-9999

Fax: (781) 431-9195

Street-level locationGet directions

More MA providers

Mailing address

1 Washington St

Wellesley, MA 02481-1706

Specialties & taxonomies

ProsthodonticsPrimary1223P0700XLicense 11929 (MA)
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
20 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: 2006-07-15
Last updated: 2007-07-08

Frequently asked questions

What is Nathan Birnbaum's NPI number?: Nathan Birnbaum's National Provider Identifier (NPI) is 1740206259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Nathan Birnbaum's specialty?: Nathan Birnbaum is listed in the NPPES registry with a primary specialty of Prosthodontics (Dental Providers).
Where is Nathan Birnbaum located?: Nathan Birnbaum's practice location on file with NPPES is 1 Washington St, Wellesley, MA 02481-1706.
What is Nathan Birnbaum's phone number?: The practice phone number listed in the NPPES registry for Nathan Birnbaum is (781) 431-9999.
Is Nathan Birnbaum's NPI active?: Yes — Nathan Birnbaum's NPI (1740206259) 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