Registry data as of Aug 27, 2026

Willow Tree Therapy

Willow Tree Therapy holds 5 active organization NPIs in the federal registry, with practice locations in 5 cities in 5 states. 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

Glendale, CA has the most NPIs, 1

  1. Glendale, CA1
  2. Des Moines, IA1
  3. Indianapolis, IN1
  4. Great Bend, KS1
  5. Gillette, WY1

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

Most NPIs were issued in 2016 and 2018

Willow Tree Therapy NPIs by year issued2016: 1, 2017: 0, 2018: 1, 2019: 0, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 1, 2025: 0, 2026: 100.30.50.812016201720182019202020212022202320242025202611111
Willow Tree Therapy NPIs by year issued2016: 1, 2017: 0, 2018: 1, 2019: 0, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 1, 2025: 0, 2026: 100.30.50.812016201720182019202020212022202320242025202611111
Willow Tree Therapy NPIs by year issued2016: 1, 2017: 0, 2018: 1, 2019: 0, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 1, 2025: 0, 2026: 100.30.50.8120162018202020222024202611111

Source: CMS NPPES, enumeration dates.

1 NPIs were issued in 2016 alone, more than in any other year; none in 6 of the years between.

Glendale, CA locations

The city with the most Willow Tree Therapy NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
1467222752405 PIONEER DR UNIT 10, Glendale, CAHearing and Speech Clinic/CenterJan 8, 2024
All 5 locations, by state and city
NPILocationPrimary taxonomyIssued
1467222752405 PIONEER DR UNIT 10, Glendale, CAHearing and Speech Clinic/CenterJan 8, 2024
11148843843900 INGERSOLL AVE STE 108, Des Moines, IAMental Health Clinic/Center (Including Community Mental Health Center)Jan 8, 2026
17509082401040 E 86TH ST STE 44C, Indianapolis, INClinical Social WorkerJun 30, 2020
10639670081819 11TH STR., Great Bend, KSClinical Social WorkerAug 19, 2016
1144722059100 WARREN AVE, Gillette, WYMental Health CounselorMar 6, 2018

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 Willow Tree Therapy have 5 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Willow Tree Therapy's NPIs list practice locations in 5 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.