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DEIRDRE LYNN WILLIAMS
NPI 1770455446
Counselor in Pittsburg, CA

Active since September 22, 2025
333 YOSEMITE DR, PITTSBURG, CA 94565(925) 473-2380 Get Directions Write a Review

NPPES record last updated: September 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Deirdre Lynn Williams NPPES

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

DEIRDRE LYNN WILLIAMS (NPI 1770455446) is an individual counselor in Pittsburg, California and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1770455446
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameDEIRDRE LYNN WILLIAMS
Location Address333 YOSEMITE DRPittsburg, CA 94565-5242
Mailing Address333 Yosemite DrPittsburg, CA 94565-5242 · (925) 473-2380
Phone(925) 473-2380
Sole ProprietorNo
Enumeration DateSeptember 22, 2025
NPPES CertifiedSeptember 22, 2025
✔ NPI 1770455446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
333 YOSEMITE DR, Pittsburg, CA 94565
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Other Providers at the Same Location NPPES 2

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

SHANNON PICKERILL
Counselor
333 YOSEMITE DR
PITTSBURG, CA 94565
Contra Costa County (925) 473-2380
LINCOLN
Community/Behavioral Health
333 YOSEMITE DR
PITTSBURG, CA 94565
Contra Costa County (925) 473-2380

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 Deirdre Williams's NPI number?

The NPI number for Deirdre Williams is 1770455446. It was assigned to this individual provider in the NPPES registry on September 22, 2025.

Where is Deirdre Williams located?

Deirdre Williams practices at 333 Yosemite Dr, Pittsburg, CA 94565. The listed phone number is (925) 473-2380.

What is Deirdre Williams's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

When was this NPI record last updated?

The NPPES record for Deirdre Williams was last updated on September 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.