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CLARE FOUNDATION INC., DBA MATRIX INSTITUTE ON ADDICTIONS
NPI 1235349267
Clinic/Center - Rehabilitation, Substance Use Disorder in Los Angeles, CA

Active since May 22, 2007CLIA 05D1061812 · Waiver
5220 W WASHINGTON BLVD, SUITE 101, 104, LOS ANGELES, CA 90016(323) 933-9186(310) 450-2024 Get Directions Write a Review

NPPES record last updated: March 5, 2024. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Mar 5, 2024, May 23, 2023, Feb 10, 2023 and 5 more (8 updates tracked since 2018).

About Clare Foundation Inc., Dba Matrix Institute On Addictions NPPES

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

CLARE FOUNDATION INC., DBA MATRIX INSTITUTE ON ADDICTIONS (NPI 1235349267) is a healthcare organization registered as a rehabilitation, substance use disorder in Los Angeles, California and active in the NPI registry since May 2007. The organization holds a CLIA Waiver certificate valid through November 27, 2026 and lists Matt Walton, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1235349267
Entity TypeOrganization
Primary Taxonomy261QR0405X
Legal Business NameCLARE MATRIX
Location Address5220 W WASHINGTON BLVD, SUITE 101, 104Los Angeles, CA 90016-1331
Mailing Address909 Pico BlvdSanta Monica, CA 90405-1326 · (310) 314-6200 · Fax (310) 450-2024
Phone(323) 933-9186
Fax(310) 450-2024
Organization SubpartNo
Authorized OfficialMatt WaltonChief Executive Officer · (310) 314-6200
Enumeration DateMay 22, 2007
Last NPPES UpdateMarch 5, 20248 updates tracked since enumeration
NPPES CertifiedMarch 5, 2024
✔ NPI 1235349267 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Rehabilitation, Substance Use DisorderAmbulatory Health Care Facilities
Taxonomy Code261QR0405X
5220 W WASHINGTON BLVD, Los Angeles, CA 90016
Open in Google Maps ↗

Other Names 1

Doing Business AsClare Foundation Inc., Dba Matrix Institute On Addictions

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D1061812

Clare/ Matrix · Los Angeles, CA
Active · expires Nov 27, 2026
CLIA Number05D1061812
Laboratory TypeOther
Certificate Effective DateNovember 28, 2024
Certificate Expiration DateNovember 27, 2026
Laboratory DirectorScott Fears MD
Laboratory Phone(310) 314-6200
Laboratory LocationClare/ Matrix5220 West Washington Blvd Ste 101, Los Angeles, CA 90016
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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.

MISS AMANDA COWAN
Case Manager/Care Coordinator
5220 W WASHINGTON BLVD
LOS ANGELES, CA 90016
Los Angeles County (310) 314-6200
CARMEN STANFORD
Counselor (Addiction (Substance Use Disorder))
5220 W WASHINGTON BLVD
LOS ANGELES, CA 90016
Los Angeles County (323) 983-9186
SARAH WEBSTER
Counselor (Addiction (Substance Use Disorder))
5220 W WASHINGTON BLVD, SUITE 101
LOS ANGELES, CA 90016
Los Angeles County (323) 933-9186
SHAW DDS DENTAL CORPORATION
Preferred Provider Organization
5220 W WASHINGTON BLVD, 103
LOS ANGELES, CA 90016
Los Angeles County (323) 933-5641
LONNIE BERNARD HOGAN
Counselor (Addiction (Substance Use Disorder))
5220 W WASHINGTON BLVD
LOS ANGELES, CA 90016
Los Angeles County (323) 287-2023
DOMINGO REVERON
Counselor (Addiction (Substance Use Disorder))
5220 W WASHINGTON BLVD, SUITE 101
LOS ANGELES, CA 90016
Los Angeles County (323) 933-9186
DR. ROBERT ADAMS DDS
Dentist (General Practice)
5220 W WASHINGTON BLVD, SUITE 103
LOS ANGELES, CA 90016
Los Angeles County (323) 933-5641
TOMAS REYES
Counselor (Addiction (Substance Use Disorder))
5220 W WASHINGTON BLVD, SUITE 101
LOS ANGELES, CA 90016
Los Angeles County (323) 933-9186

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 Clare Matrix's NPI number?

The NPI number for Clare Matrix is 1235349267. It was assigned to this organization in the NPPES registry on May 22, 2007. The provider is doing business as Clare Foundation Inc., Dba Matrix Institute On Addictions.

Where is Clare Matrix located?

Clare Matrix is located at 5220 W Washington Blvd Suite 101, 104, Los Angeles, CA 90016. The listed phone number is (323) 933-9186.

What is Clare Matrix's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Rehabilitation, Substance Use Disorder, with taxonomy code 261QR0405X.

Does Clare Matrix hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1061812) is associated with this NPI, valid through November 27, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Clare Matrix was last updated on March 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.