Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Maritza Teresa Martinez Ruiz

Licensed Vocational Nurse in La Mirada, CA · enumerated 2025 · practices at Aegis Treatment Centers, LLC.

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

National Provider Identifier

1023903945

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Registry record

Entity type Individual (Type 1)

Name Maritza Teresa Martinez Ruiz

Sex Female

Practice address La Mirada, CA, 90638

Phone (562) 351-6186

Fax (562) 351-6186

Enumeration date Jun 11, 2025

Last updated in NPPES Jun 30, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

164X00000X Licensed Vocational Nurse Nursing Service Providers · License 750955 (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 Maritza Martinez Ruiz practice?

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

What is the NPI number for Maritza Martinez Ruiz?

The National Provider Identifier (NPI) for Maritza Martinez Ruiz is 1023903945, 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 2025-06-30.