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

MS. LESLEY NICOLE WASHINGTON
NPI 1427935857
Social Worker - Clinical in Riverside, CA

Active since August 18, 2025
4295 BROCKTON AVE, RIVERSIDE, CA 92501(951) 683-6596 Get Directions Write a Review

NPPES record last updated: October 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 15, 2026, May 6, 2026 (2 updates tracked since 2026).

About Ms. Lesley Nicole Washington NPPES

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

MS. LESLEY NICOLE WASHINGTON (NPI 1427935857) is an individual clinical provider in Riverside, California, licensed in California (LCSW142761) and active in the NPI registry since August 2025.

NPPES Registry Identity

NPI1427935857
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. LESLEY NICOLE WASHINGTON
Location Address4295 BROCKTON AVERiverside, CA 92501-3446
Mailing Address5870 Arlington AveRiverside, CA 92504-2037 · (951) 683-6596
Sole ProprietorNo
Enumeration DateAugust 18, 2025
Last NPPES UpdateOctober 15, 20262 updates tracked since enumeration
NPPES CertifiedOctober 15, 2026
✔ NPI 1427935857 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 · LCSW142761
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.
4295 BROCKTON AVE, Riverside, CA 92501

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.

Counselor (Addiction (Substance Use Disorder))
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Peer Specialist
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Marriage & Family Therapist
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Counselor
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Peer Specialist
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Counselor (Addiction (Substance Use Disorder))
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Counselor (Addiction (Substance Use Disorder))
4295 BROCKTON AVE
RIVERSIDE, CA 92501
Counselor
4295 BROCKTON AVE
RIVERSIDE, CA 92501

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 Lesley Washington's NPI number?

The NPI number for Lesley Washington is 1427935857. It was assigned to this individual provider in the NPPES registry on August 18, 2025.

Where is Lesley Washington located?

Lesley Washington practices at 4295 Brockton Ave, Riverside, CA 92501. The listed phone number is (951) 683-6596.

What is Lesley Washington'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 Lesley Washington was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.