Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ashleigh Ulrich, BCBA

Behavior Analyst in Darien, IL · enumerated 2019.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1255897450

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Registry record

Entity type Individual (Type 1)

Name Ashleigh Ulrich

Credential BCBA

Sex Female

Practice address 8201 Cass Ave, Darien, IL, 60561

Phone (630) 590-5571

Enumeration date Feb 13, 2019

Last updated in NPPES May 25, 2023

Taxonomy & licenses

106S00000X Behavior Technician Behavioral Health & Social Service Providers Secondary

103K00000X Behavior Analyst Behavioral Health & Social Service Providers Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Ashleigh Ulrich?

The National Provider Identifier (NPI) for Ashleigh Ulrich is 1255897450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ashleigh Ulrich practice?

The practice location on file with NPPES is in Darien, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-25.