Behavior Analyst in Willowbrook, IL
12 active Behavior Analyst providers practice in Willowbrook, Illinois according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1366961088 | Ashley Ballard | Individual | Behavior Analyst | Willowbrook, IL |
| 1790451391 | Dean Simoncelli | Individual | Behavior Analyst | Willowbrook, IL |
| 1780161661 | Diana Grace | Individual | Behavior Analyst | Willowbrook, IL |
| 1649587569 | Jason Wetherbee | Individual | Behavior Analyst | Willowbrook, IL |
| 1194479691 | Kassandra Mendoza | Individual | Behavior Analyst | Willowbrook, IL |
| 1114411881 | Maribel Gallardo | Individual | Behavior Analyst | Willowbrook, IL |
| 1477156073 | Nathallie Lopez | Individual | Behavior Analyst | Willowbrook, IL |
| 1104320605 | Nicole Craggs | Individual | Behavior Analyst | Willowbrook, IL |
| 1609473107 | Rachael Anderson | Individual | Behavior Analyst | Willowbrook, IL |
| 1801456926 | Tatiana Diaz | Individual | Behavior Analyst | Willowbrook, IL |
| 1518635739 | Tiana Bonds-Marshall | Individual | Behavior Analyst | Willowbrook, IL |
| 1821801853 | Willowbrook Behavior Health LLC | Organization | Behavior Analyst | Willowbrook, IL |
Frequently asked questions
How many Behavior Analyst providers are in Willowbrook, IL?
The latest NPPES snapshot lists 12 active Behavior Analyst providers with a practice address in Willowbrook, Illinois.
How do I check a Behavior Analyst provider's NPI in Willowbrook?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.