# WILLOW ABA SERVICES LLC

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- **Entity:** Organization
- **Status:** Active
- **Organization subpart:** No

## Provider details

- **NPI number:** 1952046039
- **Authorized official:** TANNER SIERKS (OWNER)
- **Authorized official phone:** (720) 319-7614

## Contact information

- **Practice address:** 3015 MARKET ST, WILMINGTON, NC 28403-0724
- **Practice address phone:** (720) 575-9340
- **Mailing address:** 8000 S LINCOLN ST STE 10, LITTLETON, CO 80122-2725
- **Mailing address phone:** (405) 408-3941

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 103K00000X | Behavior Analyst | — | NULL | Yes |
| 103K00000X | Behavior Analyst | — | — | Yes |

## Other

- **Enumeration date:** 05/03/2022
- **Last updated:** 09/26/2025