What is Nadja Callahan's NPI number?

Nadja Callahan's National Provider Identifier (NPI) is 1861756462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nadja Callahan's specialty?

Nadja Callahan is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Nadja Callahan located?

Nadja Callahan's practice location on file with NPPES is 8248 135th St, Briarwood, NY 11435-1479.

What is Nadja Callahan's phone number?

The practice phone number listed in the NPPES registry for Nadja Callahan is (917) 660-4897.

Is Nadja Callahan's NPI active?

Yes — Nadja Callahan's NPI (1861756462) is active in the NPPES registry as of the last update on 2012-06-28.

IndividualActive

Nadja Callahan, MSED

NPI 1861756462 · Specialist · Briarwood, NY

Nadja Callahan, MSED is a Specialist provider in Briarwood, NY (NPI 1861756462).

Provider details

NPI number: 1861756462
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: MSED
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Established profile(73/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
13 yrs in NPPES registry
Profile completeness38% of score
83% 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

8248 135th St

Briarwood, NY 11435-1479

Phone: (917) 660-4897

Street-level locationGet directions

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Mailing address