NPI Portal NPI Lookup & Verification

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

Mary C Valtierra

Homemaker in Yuma, AZ · enumerated 2022 · practices at Ava Homecare.

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

National Provider Identifier

1942961636

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Registry record

Entity type Individual (Type 1)
Name Mary C Valtierra
Sex Female
Practice address Yuma, AZ, 85364
Phone (928) 502-1411
Enumeration date Jan 4, 2022
Last updated in NPPES Jun 28, 2022

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

Taxonomy & licenses

376J00000X Homemaker 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.

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Frequently asked questions

What is the NPI number for Mary Valtierra?
The National Provider Identifier (NPI) for Mary Valtierra is 1942961636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Valtierra practice?
The practice location on file with NPPES is in Yuma, AZ. 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 2022-06-28.