Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Olivia J Hartigan, BCBA, LBA
Behavior Analyst in Austin, TX · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124818588
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Registry record
Entity type Individual (Type 1)
Name Olivia J Hartigan
Credential BCBA, LBA
Sex Female
Practice address 5700 S Mopac Expy Ste D400, Austin, TX, 78749
Phone (737) 270-1010
Enumeration date May 8, 2025
Last updated in NPPES May 8, 2025
Taxonomy & licenses
103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License 8398 (TX) 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.
Frequently asked questions
What is the NPI number for Olivia Hartigan?
The National Provider Identifier (NPI) for Olivia Hartigan is 1124818588, a Type 1 (individual) record in the CMS NPPES registry.
Where does Olivia Hartigan practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Katelyn Gonzalez Behavior Analyst · Austin, TX NPI 1881280576 Jennifer Londino Behavior Analyst · Austin, TX NPI 1174203079 Avery Maley Behavior Analyst · Austin, TX NPI 1124800446 Alexander Dakoulas Behavior Analyst · Austin, TX NPI 1033918057 Hyngju Gautam Behavior Analyst · Austin, TX NPI 1720918063
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-08.