Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Joseph Bengston Grabowski, ARNP

Pediatric Nurse Practitioner in Lakewood, WA · enumerated 2022.

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

National Provider Identifier

1346960564

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Registry record

Entity type Individual (Type 1)

Name Mr. Joseph Bengston Grabowski

Credential ARNP

Sex Male

Practice address 7424 Bridgeport Way W, Lakewood, WA, 98499

Phone (253) 581-2111

Fax (253) 581-2712

Enumeration date Aug 29, 2022

Last updated in NPPES Oct 6, 2025

Taxonomy & licenses

363LP0200X Pediatric Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP61681537 (WA) Primary

163W00000X Registered Nurse Nursing Service Providers · License RN61244910 (WA) Secondary

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 Grabowski?

The National Provider Identifier (NPI) for Joseph Grabowski is 1346960564, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph Grabowski practice?

The practice location on file with NPPES is in Lakewood, 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 2025-10-06.