MR. WILLIAM BROWN
NPI 1760951529
Social Worker - Clinical in Riverside, CA

Active since November 21, 2018
9990 COUNTY FARM RD STE 5, RIVERSIDE, CA 92503(951) 358-3509 Get Directions Write a Review

NPPES record last updated: April 28, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 28, 2026, Oct 1, 2021, Apr 12, 2021 and 2 more (5 updates tracked since 2018).

About Mr. William Brown NPPES

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

MR. WILLIAM BROWN (NPI 1760951529) is an individual clinical provider in Riverside, California, licensed in California (LCSW103618) and active in the NPI registry since November 2018. He maintains a secondary practice location in Riverside.

NPPES Registry Identity

NPI1760951529
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. WILLIAM BROWN
Location Address9990 COUNTY FARM RD STE 5Riverside, CA 92503-3542
Mailing Address9990 County Farm Rd Ste 5Riverside, CA 92503-3542 · (951) 358-3509
Sole ProprietorNo
Enumeration DateNovember 21, 2018
Last NPPES UpdateApril 28, 20265 updates tracked since enumeration
NPPES CertifiedApril 28, 2026
NPI 1760951529 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in CA · LCSW103618
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.

Also ListedSocial WorkerTaxonomy 104100000X · License ASW36810 (CA), ASW90429 (CA)
9990 COUNTY FARM RD STE 5, Riverside, CA 92503

Secondary Practice Location 1

Location 19890 County Farm Rd Ste 1Riverside, CA 92503-3678 · Phone (951) 509-8339

Other Identifiers 3

OtherLCSW103618CA · Board Of Behavioral Sciences
OtherASW90429CA · Board Of Behavioral Sciences
OtherASW36810CA · Board Of Behavioral Sciences #

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.

Social Worker (Clinical)
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Counselor (Mental Health)
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Counselor (Mental Health)
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Case Management
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Case Management
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Counselor (Mental Health)
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Counselor (Mental Health)
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503
Social Worker
9990 COUNTY FARM RD STE 5
RIVERSIDE, CA 92503

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 William Brown's NPI number?

The NPI number for William Brown is 1760951529. It was assigned to this individual provider in the NPPES registry on November 21, 2018.

Where is William Brown located?

William Brown practices at 9990 County Farm Rd Ste 5, Riverside, CA 92503. The listed phone number is (951) 358-3509.

What is William Brown'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 William Brown was last updated on April 28, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.