Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Tricia Simpson

Registered Nurse in Sammamish, WA · enumerated 2012.

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

National Provider Identifier

1992041255

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mrs. Tricia Simpson

Sex Female

Practice address 572 237th Ave Se, Sammamish, WA, 98074

Phone (425) 829-2353

Enumeration date Dec 13, 2012

Last updated in NPPES Dec 13, 2012

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN00111666 (WA) 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 Tricia Simpson practice?

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

What is the NPI number for Tricia Simpson?

The National Provider Identifier (NPI) for Tricia Simpson is 1992041255, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-12-13.