Find an organization's NPI
8 active organization NPIs are registered under names beginning "Willow Aba Services". Each location can bill under its own NPI, so add the city to find the one you need.
1 to 8 of 8, exact name first
- Willow Aba Services1649914573
Behavior Analyst · Phoenix, AZ · issued Apr 26, 2022
- Willow Aba Services1205466612
Behavior Analyst · Littleton, CO · issued Jan 24, 2020
- Willow Aba Services LLC1881228666
Behavior Analyst · Lenexa, KS · issued Mar 2, 2020
- Willow Aba Services LLC1952046039
Behavior Analyst · Wilmington, NC · issued May 3, 2022
- Willow Aba Services LLC1508486705
Behavior Analyst · Oklahoma City, OK · issued Apr 17, 2020
- Willow Aba Services1679193528
Behavior Analyst · Harker Heights, TX · issued Apr 21, 2020
- Willow Aba Services LLC1639704372
Behavior Analyst · Southlake, TX · issued Mar 3, 2020
- Willow Aba Services LLC - Golden1679240667
Behavior Analyst · Littleton, CO · issued Aug 26, 2021
Source: CMS NPPES monthly file of Aug 9, 2026, organization (Type 2) records.