Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alejandria Sanchez- Warren Sanchez- Warren

Registered Nurse in San Leandro, CA · enumerated 2025.

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

National Provider Identifier

1417824657

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Registry record

Entity type Individual (Type 1)

Name Alejandria Sanchez- Warren Sanchez- Warren

Sex Female

Practice address 908 Dillo St, San Leandro, CA, 94578

Phone (415) 622-6094

Fax (415) 622-6094

Enumeration date Oct 22, 2025

Last updated in NPPES Oct 22, 2025

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 817563 (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 Alejandria Sanchez- Warren Sanchez- Warren practice?

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

What is the NPI number for Alejandria Sanchez- Warren Sanchez- Warren?

The National Provider Identifier (NPI) for Alejandria Sanchez- Warren Sanchez- Warren is 1417824657, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-22.