Find an organization's NPI
2 active organization NPIs are registered under names beginning "Willow Tree Therapy Services". Each location can bill under its own NPI, so add the city to find the one you need.
1 to 2 of 2, exact name first
- Willow Tree Therapy Services LLC1134751753
Mental Health Counselor · Macclenny, FL · issued Feb 11, 2020
- Willow Tree Therapy Services1629530928
Mental Health Counselor · Sparta, NJ · issued Apr 4, 2019
Source: CMS NPPES monthly file of Aug 9, 2026, organization (Type 2) records.