Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

NATALIE WILLIAMS LMSW
NPI 1154205763
Social Worker in New York, NY

Q: What is Natalie Williams's NPI number?

The NPI number for Natalie Williams is 1154205763. It was assigned to this individual provider in the NPPES registry on August 5, 2025.

Q: What is Natalie Williams's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Natalie Williams was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 05, 2025

5 E 17TH ST FL 2, NEW YORK, NY 10003(212) 989-2990 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 19, 2026, Aug 5, 2025 (2 updates tracked since 2025).

On this page

About Natalie Williams Lmsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATALIE WILLIAMS LMSW (NPI 1154205763) is an individual social worker in New York, New York, licensed in New York (133037) and active in the NPI registry since August 2025.

NPPES Registry Identity

NPI1154205763

Entity TypeIndividualFemale

Primary Taxonomy104100000X

Provider Legal NameNATALIE WILLIAMSCredential: LMSW

Location Address5 E 17TH ST FL 2New York, NY 10003-1949

Mailing Address5 E 17th St Fl 2New York, NY 10003-1949 · (212) 989-2990

Phone(212) 989-2990

Sole ProprietorNo

Enumeration DateAugust 5, 2025

Last NPPES UpdateAugust 19, 20262 updates tracked since enumeration

NPPES CertifiedAugust 19, 2026

✔ NPI 1154205763 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in NY · 133037

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

5 E 17TH ST FL 2, New York, NY 10003

Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PIERRE DULEYRIE

Counselor (Mental Health)