NPPES file of Aug 9, 2026

Ontario Montclair School District

Ontario Montclair School District holds 6 active organization NPIs in the federal registry, with practice locations in 2 California cities. 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 →

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

Find a location's NPI

Ontario has the most NPIs, 4

  1. Ontario4
  2. Montclair2

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

Most NPIs were issued in 2024 and 2025

Ontario Montclair School District NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 2, 2025: 200.511.5220072009201120132015201720192021202320252024: 2211
Ontario Montclair School District NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 2, 2025: 200.511.5220072009201120132015201720192021202320252024: 2211
Ontario Montclair School District NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 1, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 2, 2025: 200.511.5220072010201320162019202220252024: 2211

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2024 alone, more than in any other year; none in 16 of the years between.

Ontario locations

The city with the most Ontario Montclair School District NPIs. The full list of all 6 follows.

NPILocationPrimary taxonomyIssued
1659489599950 W D ST, OntarioLocal Education Agency (LEA)Aug 29, 2006
16899958391515 S BON VIEW AVE, OntarioEarly Intervention Provider AgencyJun 22, 2010
1861214215950 W D ST, OntarioSchool CounselorOct 28, 2024
1932921079950 W D ST, OntarioLocal Education Agency (LEA)Oct 29, 2024
All 6 locations, by city
NPILocationPrimary taxonomyIssued
161983236710200 LEHIGH AVE, MontclairHealth & Wellness CoachDec 16, 2025
11744883324825 BANDERA ST, MontclairSpeech-Language PathologistDec 19, 2025
1659489599950 W D ST, OntarioLocal Education Agency (LEA)Aug 29, 2006
16899958391515 S BON VIEW AVE, OntarioEarly Intervention Provider AgencyJun 22, 2010
1861214215950 W D ST, OntarioSchool CounselorOct 28, 2024
1932921079950 W D ST, OntarioLocal Education Agency (LEA)Oct 29, 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 Ontario Montclair School District have 6 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Ontario Montclair School District's NPIs list practice locations in 2 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.