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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. KAREN J HAMILTON M.D.
NPI 1265410294
Obstetrics & Gynecology in Kirkland, WA

Active since January 09, 2006
12303 NE 130TH LN, SUITE 500, KIRKLAND, WA 98034(425) 899-4455(425) 899-4434 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Karen J Hamilton M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KAREN J HAMILTON M.D. (NPI 1265410294) is an individual obstetrics & gynecology provider in Kirkland, Washington, licensed in Washington (MD00034688) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1265410294
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. KAREN J HAMILTONCredential: M.D.
Location Address12303 NE 130TH LN, SUITE 500Kirkland, WA 98034-3099
Mailing Address16414 Ne 135th StRedmond, WA 98052-1706 · (425) 497-1490
Phone(425) 899-4455
Fax(425) 899-4434
Sole ProprietorNo
Enumeration DateJanuary 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1265410294 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in WA · MD00034688
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
12303 NE 130TH LN, Kirkland, WA 98034
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Other Identifiers 1

Medicaid8206815WA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. XUEMEI SU ARNP
Nurse Practitioner (Family)
12303 NE 130TH LN, STE400
KIRKLAND, WA 98034
King County (425) 899-4692
ROLIN ALAN PRUYN PA-C
Physician Assistant (Medical)
12303 NE 130TH LN, SUITE 550
KIRKLAND, WA 98034
King County (425) 899-6972
WAYNE L HILL MD
Specialist
12303 NE 130TH LN, SUITE 400
KIRKLAND, WA 98034
King County (425) 899-4000
DR. JOHN PAUL ISBELL M.D
Obstetrics & Gynecology
12303 NE 130TH LN, STE 400
KIRKLAND, WA 98034
King County (425) 899-4692
MS. CAROL ANN VERGA CNM, ARNP
Nurse Practitioner (Obstetrics & Gynecology)
12303 NE 130TH LN, SUITE 500
KIRKLAND, WA 98034
King County (425) 899-4455
LYNN DAVIDSON R.N.
Counselor
12303 NE 130TH LN, STE 420
KIRKLAND, WA 98034
King County (425) 899-6400
CHARLES H HEFFRON JR. M.D.
Obstetrics & Gynecology (Gynecology)
12303 NE 130TH LN, SUITE 420
KIRKLAND, WA 98034
King County (425) 899-6400
DR. SCOTT JACOB OSTRIKER PHARM.D.
Pharmacist (Pharmacotherapy)
12303 NE 130TH LN, SUITE120
KIRKLAND, WA 98034
King County (425) 899-3191

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Hamilton's NPI number?

The NPI number for Karen Hamilton is 1265410294. It was assigned to this individual provider in the NPPES registry on January 9, 2006.

Where is Karen Hamilton located?

Karen Hamilton practices at 12303 NE 130th Ln Suite 500, Kirkland, WA 98034. The listed phone number is (425) 899-4455.

What is Karen Hamilton's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

When was this NPI record last updated?

The NPPES record for Karen Hamilton was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.