NPI Portal NPI Lookup & Verification

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

Dr. Karen Debra Sakuma, D.D.S.

General Practice Dentistry in Kirkland, WA · enumerated 2006 · practices at Karen D. Sakuma,DDS.

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

National Provider Identifier

1831285055

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Registry record

Entity type Individual (Type 1)
Name Dr. Karen Debra Sakuma
Credential D.D.S.
Sex Female
Practice address Kirkland, WA, 98033
Fax (425) 828-4638
Enumeration date Oct 5, 2006
Last updated in NPPES Jul 9, 2007

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

Taxonomy & licenses

1223G0001X General Practice Dentistry Dental Providers · License DE00005318 (WA) Primary
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Other identifiers

Identifier Type State Issuer
5007224 Medicaid WA -

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.

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Frequently asked questions

Is NPI 1831285055 active?
Yes, as of the latest NPPES snapshot, NPI 1831285055 is active (record last updated 2007-07-09).
How do I verify Karen Sakuma's NPI record?
Cross-check NPI 1831285055 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.