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WILLIAM R MENDOZA
NPI 1669116745
Counselor - Addiction (Substance Use Disorder) in Los Angeles, CA

Active since April 25, 2022
360 S WESTLAKE AVE, LOS ANGELES, CA 90057(213) 483-9201(213) 382-0136 Get Directions Write a Review

NPPES record last updated: April 25, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William R Mendoza NPPES

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

WILLIAM R MENDOZA (NPI 1669116745) is an individual addiction (substance use disorder) provider in Los Angeles, California and active in the NPI registry since April 2022.

NPPES Registry Identity

NPI1669116745
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameWILLIAM R MENDOZA
Location Address360 S WESTLAKE AVELos Angeles, CA 90057-2906
Mailing Address360 S Westlake AveLos Angeles, CA 90057-2906 · (213) 483-9201 · Fax (213) 382-0136
Phone(213) 483-9201
Fax(213) 382-0136
Sole ProprietorYes
Enumeration DateApril 25, 2022
NPPES CertifiedApril 25, 2022
✔ NPI 1669116745 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
360 S WESTLAKE AVE, Los Angeles, CA 90057
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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.

PHILIP JACKSON
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201
RUDY SANDLERIS
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9205
MR. RUEL ALLAN REYES DE LEON R1415700121
Case Manager/Care Coordinator
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201
MR. MICHELLE RENEE REYNOLDS
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201
NANG TU TRUONG
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201
LORNA JEAN NELSON
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9202
MR. GORDON JOHN DAWSON I
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201
HAROLD EDMOND RIGSBY
Counselor (Addiction (Substance Use Disorder))
360 S WESTLAKE AVE
LOS ANGELES, CA 90057
Los Angeles County (213) 483-9201

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 Mendoza's NPI number?

The NPI number for William Mendoza is 1669116745. It was assigned to this individual provider in the NPPES registry on April 25, 2022.

Where is William Mendoza located?

William Mendoza practices at 360 S Westlake Ave, Los Angeles, CA 90057. The listed phone number is (213) 483-9201.

What is William Mendoza's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for William Mendoza was last updated on April 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.