Registry data as of Aug 27, 2026

G & C Swan

G & C Swan holds 10 active organization NPIs in the federal registry, with practice locations in 4 California cities. 9 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

Claremont has the most NPIs, 3

  1. Claremont3
  2. Upland3
  3. Colton2
  4. Ontario2

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

Most NPIs were issued in 2011 and 2024

G & C Swan NPIs by year issued2011: 2, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 5024620122014201620182020202220242011: 25111
G & C Swan NPIs by year issued2011: 2, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 502462011201220132014201520162017201820192020202120222023202425111
G & C Swan NPIs by year issued2011: 2, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 5024620122014201620182020202220242011: 25111

Source: CMS NPPES, enumeration dates.

5 NPIs were issued in 2024 alone, more than in any other year; none in 9 of the years between.

Claremont locations

The city with the most G & C Swan NPIs. The full list of all 10 follows.

NPILocationPrimary taxonomyIssued
1740569235650 S INDIAN HILL BLVD, ClaremontSubstance Abuse Rehabilitation FacilityAug 15, 2011
1952885139373 W SAN JOSE AVE, ClaremontSubstance Abuse Rehabilitation FacilitySep 24, 2018
1801616495638 S INDIAN HILL BLVD, ClaremontSubstance Abuse Rehabilitation FacilityOct 16, 2024
All 10 locations, by city
NPILocationPrimary taxonomyIssued
1740569235650 S INDIAN HILL BLVD, ClaremontSubstance Abuse Rehabilitation FacilityAug 15, 2011
1952885139373 W SAN JOSE AVE, ClaremontSubstance Abuse Rehabilitation FacilitySep 24, 2018
1801616495638 S INDIAN HILL BLVD, ClaremontSubstance Abuse Rehabilitation FacilityOct 16, 2024
183192417411646 ENCANTO LN, ColtonSubstance Abuse Rehabilitation FacilitySep 5, 2024
171070731023950 PRADO LN, ColtonSubstance Abuse Rehabilitation FacilityOct 16, 2024
12850793501354 CARLOS PL, OntarioPsychiatric Residential Treatment FacilityMay 2, 2013
14971327653286 E GUASTI RD STE 100&110, OntarioSubstance Abuse Rehabilitation FacilityMay 6, 2015
1659662351239 W 9TH ST # A-B, UplandSubstance Abuse Rehabilitation FacilityApr 28, 2011
1649090234215 W 9TH ST # I-JK, UplandSubstance Abuse Rehabilitation FacilityOct 16, 2024
1720808314227 N PALM AVE, UplandSubstance Abuse Rehabilitation FacilityOct 16, 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 G & C Swan have 10 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. G & C Swan's NPIs list practice locations in 4 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.