Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Rosajane Castaneda

Adult Companion in Fair Oaks, CA · enumerated 2025 · practices at Progress Ranch Treatment Services for Children.

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

National Provider Identifier

1831991165

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Registry record

Entity type Individual (Type 1)

Name Rosajane Castaneda

Sex Female

Practice address 5007 Kenneth Ave, Fair Oaks, CA, 95628

Phone (530) 746-1512

Enumeration date Mar 26, 2025

Last updated in NPPES Apr 23, 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

Where does Rosajane Castaneda practice?

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

What is the NPI number for Rosajane Castaneda?

The National Provider Identifier (NPI) for Rosajane Castaneda is 1831991165, 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 2025-04-23.