Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Luis Castro

Q: What is the NPI number for Luis Castro?

The National Provider Identifier (NPI) for Luis Castro is 1861015117, a Type 1 (individual) record in the CMS NPPES registry.

Registered Respiratory Therapist in Fort Defiance, AZ · enumerated 2020.

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

National Provider Identifier

1861015117

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Registry record

Entity type Individual (Type 1)

Name Luis Castro

Sex Male

Practice address Corner Or Route N12 and N7, Fort Defiance, AZ, 86504

Phone (928) 729-8835

Enumeration date May 21, 2020

Last updated in NPPES May 21, 2020

Taxonomy & licenses

227900000X Registered Respiratory Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 12201 (FL) 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 Luis Castro practice?

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

What is the NPI number for Luis Castro?

The National Provider Identifier (NPI) for Luis Castro is 1861015117, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-05-21.