Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Joseph Cowan

Q: What is the NPI number for Joseph Cowan?

The National Provider Identifier (NPI) for Joseph Cowan is 1376405456, a Type 1 (individual) record in the CMS NPPES registry.

Certified Registered Nurse Anesthetist in Valhalla, NY · enumerated 2025.

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

National Provider Identifier

1376405456

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Registry record

Entity type Individual (Type 1)

Name Joseph Cowan

Sex Male

Practice address Valhalla, NY, 10595

Phone (914) 473-7000

Enumeration date Nov 26, 2025

Last updated in NPPES Jan 8, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 156867 (NY) 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 Joseph Cowan?

The National Provider Identifier (NPI) for Joseph Cowan is 1376405456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph Cowan practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-08.