Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John Michael Horner

Q: What is the NPI number for John Horner?

The National Provider Identifier (NPI) for John Horner is 1548725237, a Type 1 (individual) record in the CMS NPPES registry.

Adult Companion in Crescent City, CA · enumerated 2019.

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

National Provider Identifier

1548725237

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Registry record

Entity type Individual (Type 1)

Name John Michael Horner

Sex Male

Practice address 455 Kst, Crescent City, CA, 95531

Phone (707) 464-7224

Fax (707) 465-4272

Enumeration date Feb 6, 2019

Last updated in NPPES Nov 25, 2025

Taxonomy & licenses

372600000X Adult Companion Nursing Service Related Providers · License R1244530217 (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 John Horner practice?

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

What is the NPI number for John Horner?

The National Provider Identifier (NPI) for John Horner is 1548725237, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-25.