Registry data as of Aug 27, 2026

Willowglen Academy

Willowglen Academy holds 22 active organization NPIs in the federal registry, with practice locations in 11 cities in 2 states. 19 list mental illness community based residential treatment 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

Springfield, IL has the most NPIs, 5

  1. Springfield, IL5
  2. Freeport, IL4
  3. Plainfield, IL3
  4. Cortland, IL2
  5. Milwaukee, WI2
  6. Aurora, IL1
  7. Chatham, IL1
  8. Marengo, IL1

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

Most NPIs were issued in 2008 and 2021

Willowglen Academy NPIs by year issued2007: 1, 2008: 2, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1805101520200720092011201320152017201920212008: 2181
Willowglen Academy NPIs by year issued2007: 1, 2008: 2, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 180510152020072008200920102011201220132014201520162017201820192020202121811
Willowglen Academy NPIs by year issued2007: 1, 2008: 2, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1805101520200720092011201320152017201920212008: 2181

Source: CMS NPPES, enumeration dates.

18 NPIs were issued in 2021 alone, more than in any other year; none in 11 of the years between.

Springfield, IL locations

The city with the most Willowglen Academy NPIs. The full list of all 22 follows.

NPILocationPrimary taxonomyIssued
15681398482912 SANDY LN, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
16499479201905 MONTANA DR STE 20, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
16893419681125 LATIGO LN, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
10136862116625 PHLOX DR, Springfield, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
19621711731520 HOSTA ST, Springfield, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
All 22 locations, by state and city
NPILocationPrimary taxonomyIssued
1306513718412 MICHIGAN AVE, Aurora, ILMental Illness Community Based Residential Treatment FacilityAug 24, 2021
1437828654622 GARVEY LN, Chatham, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
1861169229135 S OAK ST, Cortland, ILMental Illness Community Based Residential Treatment FacilityAug 24, 2021
1376212746201 S WALNUT ST, Cortland, ILMental Illness Community Based Residential Treatment FacilitySep 9, 2021
1710159959701 W LAMM RD, Freeport, ILMental Illness Community Based Residential Treatment FacilityMar 27, 2008
1710439435701 W LAMM RD, Freeport, ILIntellectual and/or Developmental Disabilities Residential Treatment FacilityOct 28, 2016
17500501181774 S HANCE DR, Freeport, ILMental Illness Community Based Residential Treatment FacilitySep 9, 2021
16691410241971 W NAVAJO DR, Freeport, ILMental Illness Community Based Residential Treatment FacilitySep 9, 2021
1992474191980 COURTNEY LN, Marengo, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
137621063330W205 ALLISTER LN, Naperville, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
141762478414907 S EASTERN AVE, Plainfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
16398469005119 WOODMERE CT, Plainfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
134691956013550 S ROUTE 30 STE 300, Plainfield, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
15681398482912 SANDY LN, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
16499479201905 MONTANA DR STE 20, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
16893419681125 LATIGO LN, Springfield, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
10136862116625 PHLOX DR, Springfield, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
19621711731520 HOSTA ST, Springfield, ILMental Illness Community Based Residential Treatment FacilitySep 10, 2021
1346917788200 HANKES RD, Sugar Grove, ILMental Illness Community Based Residential Treatment FacilityAug 24, 2021
16691499281222 SPRING ST, Yorkville, ILMental Illness Community Based Residential Treatment FacilityAug 25, 2021
18817457763903 W LISBON AVE, Milwaukee, WIDevelopmentally Disabled Services Day Training AgencyJan 16, 2007
16191470484065 N 35TH ST SUITE N100, Milwaukee, WIClinic/CenterFeb 29, 2008

Related names

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 Willowglen Academy have 22 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Willowglen Academy's NPIs list practice locations in 11 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.