Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brian James Thomason

Marriage & Family Therapist in Los Gatos, CA · enumerated 2019.

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

National Provider Identifier

1811542657

Verified

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Registry record

Entity type Individual (Type 1)

Name Brian James Thomason

Sex Male

Practice address 15495 Los Gatos Blvd Ste S, Los Gatos, CA, 95032

Phone (707) 217-9857

Fax (408) 884-9705

Enumeration date Aug 8, 2019

Last updated in NPPES Aug 8, 2019

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 114639 (CA) 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

Where does Brian Thomason practice?

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

What is the NPI number for Brian Thomason?

The National Provider Identifier (NPI) for Brian Thomason is 1811542657, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-08-08.