SOPHIA WILLIAMS
NPI 1649151911
Social Worker - Clinical in San Leandro, CA

Active since September 11, 2025
15200 HESPERIAN BLVDSUITE 202, SAN LEANDRO, CA 94578(510) 225-4040 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Sophia Williams NPPES

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

SOPHIA WILLIAMS (NPI 1649151911) is an individual clinical provider in San Leandro, California, licensed in California (130200) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1649151911
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameSOPHIA WILLIAMS
Location Address15200 HESPERIAN BLVDSUITE 202San Leandro, CA 94578
Mailing Address27604 Rosemont CtMoreno Valley, CA 92555-5716 · (951) 543-5306
Sole ProprietorYes
Enumeration DateSeptember 11, 2025
NPPES CertifiedAugust 21, 2025
✔ NPI 1649151911 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 CA · 130200
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.
15200 HESPERIAN BLVDSUITE 202, San Leandro, CA 94578

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 Sophia Williams's NPI number?

The NPI number for Sophia Williams is 1649151911. It was assigned to this individual provider in the NPPES registry on September 11, 2025.

Where is Sophia Williams located?

Sophia Williams practices at 15200 Hesperian Blvdsuite 202, San Leandro, CA 94578. The listed phone number is (510) 225-4040.

What is Sophia Williams's specialty?

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

When was this NPI record last updated?

The NPPES record for Sophia Williams was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.