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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MRS. CRYSTAL J. WILLIAMSON MS, LCSW
NPI 1114403466
Social Worker - Clinical in Arlington, TX

Active since July 18, 2018
3939 W GREEN OAKS BLVD STE 211, ARLINGTON, TX 76016(817) 381-9683 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 15, 2026, Jul 18, 2018 (2 updates tracked since 2018).

About Mrs. Crystal J. Williamson Ms, Lcsw NPPES

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

MRS. CRYSTAL J. WILLIAMSON MS, LCSW (NPI 1114403466) is an individual clinical provider in Arlington, Texas, licensed in Texas (50763) and active in the NPI registry since July 2018.

NPPES Registry Identity

NPI1114403466
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. CRYSTAL J. WILLIAMSONCredential: MS, LCSW
Location Address3939 W GREEN OAKS BLVD STE 211Arlington, TX 76016-2793
Mailing Address3939 W Green Oaks Blvd Ste 211Arlington, TX 76016-2793 · (817) 381-9683
Phone(817) 381-9683
Sole ProprietorNo
Enumeration DateJuly 18, 2018
Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1114403466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in TX · 50763
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
3939 W GREEN OAKS BLVD STE 211, Arlington, TX 76016
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

Other Providers at the Same Location NPPES

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

MS. PAIGE TALLEY ELLISON LPC
Counselor (Professional)
3939 W GREEN OAKS BLVD STE 211
ARLINGTON, TX 76016
Tarrant County (251) 533-3810

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Crystal Williamson's NPI number?

The NPI number for Crystal Williamson is 1114403466. It was assigned to this individual provider in the NPPES registry on July 18, 2018.

Where is Crystal Williamson located?

Crystal Williamson practices at 3939 W Green Oaks Blvd Ste 211, Arlington, TX 76016. The listed phone number is (817) 381-9683.

What is Crystal Williamson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

What insurance does Crystal Williamson accept?

Health plans from Molina Healthcare list Crystal Williamson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Crystal Williamson was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.