Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alissa Celeste Guerrero

Behavior Analyst in San Diego, CA · enumerated 2022.

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

National Provider Identifier

1801545264

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Registry record

Entity type Individual (Type 1)

Name Alissa Celeste Guerrero

Sex Female

Practice address 11650 Iberia Pl Ste 130, San Diego, CA, 92128

Phone (858) 264-5858

Fax (858) 649-6012

Enumeration date Mar 22, 2022

Last updated in NPPES Sep 9, 2024

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License 1-24-75482 (CA) Primary

106S00000X Behavior Technician Behavioral Health & Social Service Providers Secondary

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 Alissa Guerrero?

The National Provider Identifier (NPI) for Alissa Guerrero is 1801545264, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alissa Guerrero practice?

The practice location on file with NPPES is in San Diego, 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 2024-09-09.