Clare Matrix
NPI 1235349267 · Substance Use Disorder Rehabilitation Clinic/Center · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Opioid Treatment Program (otp) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clare Matrix is a Substance Use Disorder Rehabilitation Clinic/Center organization in Los Angeles, CA (NPI 1235349267).
Provider details
- NPI number
- 1235349267
- Entity type
- Organization
- Primary specialty
- Substance Use Disorder Rehabilitation Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Matt Walton, Chief Executive Officer(310) 314-6200
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Clare Foundation Inc., Dba Matrix Institute on Addictions
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2024-03-05
- Certified
- 2024-03-05
Frequently asked questions
- What is Clare Matrix's NPI number?
- Clare Matrix's National Provider Identifier (NPI) is 1235349267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Clare Matrix?
- Clare Matrix is classified in the NPPES registry as Substance Use Disorder Rehabilitation Clinic/Center (Ambulatory Health Care Facilities).
- Where is Clare Matrix located?
- Clare Matrix's practice location on file with NPPES is 5220 W Washington Blvd, Los Angeles, CA 90016-1331.
- What is Clare Matrix's phone number?
- The practice phone number listed in the NPPES registry for Clare Matrix is (323) 933-9186.
- Does Clare Matrix accept Medicare?
- Clare Matrix is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Clare Matrix?
- The authorized official listed on Clare Matrix's NPPES record is Matt Walton, Chief Executive Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Clare Matrix's NPI active?
- Yes — Clare Matrix's NPI (1235349267) is active in the NPPES registry as of the last update on 2024-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.