Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kirstie Ann Gillespie, MS, RBT

Behavior Analyst in Costa Mesa, CA · enumerated 2018 · practices at Creative Solutions for Autism, Inc..

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

National Provider Identifier

1740778588

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Registry record

Entity type Individual (Type 1)

Name Kirstie Ann Gillespie

Credential MS, RBT

Sex Female

Practice address 3186 Airway Ave Ste A, Costa Mesa, CA, 92626

Phone (714) 881-0472

Enumeration date Apr 26, 2018

Last updated in NPPES Apr 26, 2018

Taxonomy & licenses

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 Kirstie Gillespie?

The National Provider Identifier (NPI) for Kirstie Gillespie is 1740778588, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kirstie Gillespie practice?

The practice location on file with NPPES is in Costa Mesa, CA. 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 2018-04-26.