Registry data as of Aug 27, 2026

Clare Matrix

Clare Matrix holds 13 active organization NPIs in the federal registry, with practice locations in 3 California cities. 7 list substance abuse rehabilitation facility as their primary taxonomy; each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Santa Monica has the most NPIs, 10

  1. Santa Monica10
  2. Los Angeles2
  3. Ontario1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2012 and 2013

Clare Matrix NPIs by year issued2007: 1, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 2, 2013: 2, 2014: 2, 2015: 0, 2016: 1, 2017: 1, 2018: 1, 2019: 1, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 100.511.52200820102012201420162018202020222024211211111
Clare Matrix NPIs by year issued2007: 1, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 2, 2013: 2, 2014: 2, 2015: 0, 2016: 1, 2017: 1, 2018: 1, 2019: 1, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 100.511.522007200820092010201120122013201420152016201720182019202020212022202320242211211111
Clare Matrix NPIs by year issued2007: 1, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 2, 2013: 2, 2014: 2, 2015: 0, 2016: 1, 2017: 1, 2018: 1, 2019: 1, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 100.511.52200820102012201420162018202020222024211211111

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2012 alone, more than in any other year; none in 8 of the years between.

Santa Monica locations

The city with the most Clare Matrix NPIs. The full list of all 13 follows.

NPILocationPrimary taxonomyIssued
1043537913907-909 PICO BLVD., Santa MonicaSubstance Abuse Rehabilitation FacilityApr 30, 2010
12657071521865 9TH ST, Santa MonicaSubstance Abuse Rehabilitation FacilityMar 12, 2012
1851645394844 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilityNov 6, 2012
17800115691334 LINCOLN BLVD, Santa MonicaSubstance Use Disorder Rehabilitation Clinic/CenterOct 10, 2013
19628397461869-1871 9TH ST, Santa MonicaSubstance Abuse Rehabilitation FacilityOct 10, 2013
1871992461909 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilityAug 19, 2014
10638785101002 PICO BLVD, Santa MonicaCommunity/Behavioral Health AgencyJan 13, 2016
10235203841865 9TH STREET, Santa MonicaCommunity/Behavioral Health AgencyOct 26, 2017
All 13 locations, by city
NPILocationPrimary taxonomyIssued
12353492675220 W WASHINGTON BLVD SUITE 101, 104, Los AngelesSubstance Use Disorder Rehabilitation Clinic/CenterMay 22, 2007
14679164035220 W WASHINGTON BLVD STE 200, Los AngelesResearch Clinic/CenterJan 23, 2019
1992129282812 N EUCLID AVE, OntarioCommunity/Behavioral Health AgencyFeb 7, 2014
1043537913907-909 PICO BLVD., Santa MonicaSubstance Abuse Rehabilitation FacilityApr 30, 2010
12657071521865 9TH ST, Santa MonicaSubstance Abuse Rehabilitation FacilityMar 12, 2012
1851645394844 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilityNov 6, 2012
17800115691334 LINCOLN BLVD, Santa MonicaSubstance Use Disorder Rehabilitation Clinic/CenterOct 10, 2013
19628397461869-1871 9TH ST, Santa MonicaSubstance Abuse Rehabilitation FacilityOct 10, 2013
1871992461909 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilityAug 19, 2014
10638785101002 PICO BLVD, Santa MonicaCommunity/Behavioral Health AgencyJan 13, 2016
10235203841865 9TH STREET, Santa MonicaCommunity/Behavioral Health AgencyOct 26, 2017
1104398742909 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilityDec 20, 2018
1164259859901 PICO BLVD, Santa MonicaSubstance Abuse Rehabilitation FacilitySep 17, 2024

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Clare Matrix have 13 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Clare Matrix's NPIs list practice locations in 3 cities.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.