Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Maria Isabel Martinez

Adult Companion in Hollister, CA · enumerated 2024.

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

National Provider Identifier

1477384774

Verified

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Registry record

Entity type Individual (Type 1)

Name Ms. Maria Isabel Martinez

Sex Female

Practice address 1131 Community Parkway, Hollister, CA, 95023

Phone (831) 636-4020

Fax (831) 636-4025

Enumeration date Aug 9, 2024

Last updated in NPPES Aug 5, 2025

Taxonomy & licenses

172V00000X Community Health Worker Other Service Providers Secondary

372600000X Adult Companion Nursing Service Related 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 Maria Martinez?

The National Provider Identifier (NPI) for Maria Martinez is 1477384774, a Type 1 (individual) record in the CMS NPPES registry.

Where does Maria Martinez practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-05.