CLARE MATRIX
NPI 1104398742
Substance Abuse Rehabilitation Facility in Santa Monica, CA
About Clare Matrix NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLARE MATRIX (NPI 1104398742) is a healthcare organization registered as a substance abuse rehabilitation facility in Santa Monica, California and active in the NPI registry since December 2018. The organization lists Matt Walton, Interim Executive Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Clare Matrix is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Clare Matrix, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (4)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 1104398742. It was assigned to this organization in the NPPES registry on December 20, 2018.
Where is Clare Matrix located?
Clare Matrix is located at 909 Pico Blvd, Santa Monica, CA 90405. The listed phone number is (310) 314-6200.
What is Clare Matrix's specialty?
The primary specialty registered for this NPI is Substance Abuse Rehabilitation Facility with taxonomy code 324500000X.
Is Clare Matrix enrolled in Medicare?
Yes. Clare Matrix is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Clare Matrix?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Clare Matrix, in Internal Medicine, Marriage and Family Therapist and Nurse Practitioner. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Clare Matrix was last updated on August 19, 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.
# Clare Matrix · NPI 1104398742
Substance Abuse Rehabilitation Facility organization in Santa Monica, California. Organization record, active in the CMS NPPES registry since December 20, 2018.
## Identity
- **NPI:** 1104398742 (Entity type: Organization)
- **Enumerated:** December 20, 2018
- **Primary specialty:** Substance Abuse Rehabilitation Facility · taxonomy 324500000X
- **Organization subpart:** No
- **Authorized official:** Matt Walton, INTERIM EXECUTIVE DIRECTOR
## Practice location
- **Address:** 909 PICO BLVD, Santa Monica, CA 90405-1326
- **Phone:** (310) 314-6200
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 4 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Marriage and Family Therapist (2), Internal Medicine (1), Nurse Practitioner (1); 3 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 19, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1104398742) · Data from the CMS NPPES public registry.