Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nancy Esparza

Case Manager/Care Coordinator in Atwater, CA · enumerated 2013.

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

National Provider Identifier

1447590666

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Registry record

Entity type Individual (Type 1)

Name Nancy Esparza

Sex Female

Practice address 940 Fir Ave, Atwater, CA, 95301

Phone (805) 863-6861

Enumeration date Feb 25, 2013

Last updated in NPPES Feb 25, 2013

Taxonomy & licenses

171M00000X Case Manager/Care Coordinator 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

What is the NPI number for Nancy Esparza?

The National Provider Identifier (NPI) for Nancy Esparza is 1447590666, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nancy Esparza practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-02-25.