Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Louis A Trigueiro

Peer Specialist in Ventura, CA · enumerated 2007.

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

National Provider Identifier

1821116732

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Registry record

Entity type Individual (Type 1)

Name Louis A Trigueiro

Sex Male

Practice address 1065 E Main St, Ventura, CA, 93001

Phone (805) 652-0596

Enumeration date Mar 27, 2007

Last updated in NPPES Mar 15, 2024

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Secondary

175T00000X Peer Specialist Other 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 Louis Trigueiro?

The National Provider Identifier (NPI) for Louis Trigueiro is 1821116732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Louis Trigueiro practice?

The practice location on file with NPPES is in Ventura, 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 2024-03-15.