What is Madelyn Williams's NPI number?

Madelyn Williams's National Provider Identifier (NPI) is 1639043862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Madelyn Williams's specialty?

Madelyn Williams is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Madelyn Williams located?

Madelyn Williams's practice location on file with NPPES is 32 Court St Ste 808, Brooklyn, NY 11201-4440.

What is Madelyn Williams's phone number?

The practice phone number listed in the NPPES registry for Madelyn Williams is (888) 255-7040.

Is Madelyn Williams's NPI active?

Yes — Madelyn Williams's NPI (1639043862) is active in the NPPES registry as of the last update on 2025-10-01.

IndividualActive

Madelyn Williams

NPI 1639043862 · Social Worker · Brooklyn, NY

Madelyn Williams is a Social Worker provider in Brooklyn, NY (NPI 1639043862).

Provider details

NPI number: 1639043862
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes
License: 127914 (NY)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 127914 (NY)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

32 Court St Ste 808

Brooklyn, NY 11201-4440

Phone: (888) 255-7040

Street-level locationGet directions

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Mailing address