Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joan Warren, RN

Q: What is the NPI number for Joan Warren?

The National Provider Identifier (NPI) for Joan Warren is 1487490942, a Type 1 (individual) record in the CMS NPPES registry.

Administrator Registered Nurse in Port Angeles, WA · enumerated 2024.

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

National Provider Identifier

1487490942

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Registry record

Entity type Individual (Type 1)

Name Joan Warren

Credential RN

Sex Female

Practice address 939 Caroline St, Port Angeles, WA, 98362

Phone (360) 417-7315

Enumeration date Jul 3, 2024

Last updated in NPPES Jul 3, 2024

Taxonomy & licenses

163WA2000X Administrator Registered Nurse Nursing Service Providers · License RN00074172 (WA) Primary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN credential

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 Joan Warren?

The National Provider Identifier (NPI) for Joan Warren is 1487490942, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joan Warren practice?

The practice location on file with NPPES is in Port Angeles, WA. 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 2024-07-03.