Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cassandra Vieyra

Community Health Worker in Santa Ana, CA · enumerated 2024.

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

National Provider Identifier

1669218327

Verified

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Registry record

Entity type Individual (Type 1)

Name Cassandra Vieyra

Sex Female

Practice address 2001 E 4th St Ste 200, Santa Ana, CA, 92705

Phone (714) 824-8140

Enumeration date Jul 2, 2024

Last updated in NPPES Sep 3, 2024

Taxonomy & licenses

172V00000X Community Health Worker 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

Where does Cassandra Vieyra practice?

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

What is the NPI number for Cassandra Vieyra?

The National Provider Identifier (NPI) for Cassandra Vieyra is 1669218327, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-09-03.