Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gwendolyn Keiser, ARNP

Pediatrics Physician in Bellevue, WA · enumerated 2006.

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

National Provider Identifier

1396819504

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Gwendolyn Keiser

Credential ARNP

Sex Female

Practice address 3633 136th Place Se, Suite #110, Bellevue, WA, 98006

Phone (425) 747-7202

Fax (425) 643-0635

Enumeration date Nov 20, 2006

Last updated in NPPES Nov 21, 2022

Taxonomy & licenses

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License RN00106801 (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

What is the NPI number for Gwendolyn Keiser?

The National Provider Identifier (NPI) for Gwendolyn Keiser is 1396819504, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gwendolyn Keiser practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-11-21.