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MRS. KARA HARRINGTON BRENNAN MSN, ARNP-BC
NPI 1003245432
Nurse Practitioner - Adult Health in Bellevue, WA

Active since November 06, 2013PECOS Enrolled
11522 NE 20TH ST, BELLEVUE, WA 98004(425) 462-2531(425) 454-6176 Get Directions Write a Review

NPPES record last updated: January 2, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mrs. Kara Harrington Brennan Msn, Arnp-bc NPPES

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

MRS. KARA HARRINGTON BRENNAN MSN, ARNP-BC (NPI 1003245432) is an individual adult health provider in Bellevue, Washington, licensed in Washington (AP60427017) and active in the NPI registry since November 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003245432
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameMRS. KARA HARRINGTON BRENNANCredential: MSN, ARNP-BC
Location Address11522 NE 20TH STBellevue, WA 98004-3005
Mailing Address1520 Eastlake Ave E Apt 324Seattle, WA 98102-3942 · (303) 704-2270
Phone(425) 462-2531
Fax(425) 454-6176
Sole ProprietorYes
Enumeration DateNovember 6, 2013
Last NPPES UpdateJanuary 2, 2026
NPPES CertifiedJanuary 2, 2026
✔ NPI 1003245432 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in WA · AP60427017
Also ListedClinical Nurse Specialist · GerontologyTaxonomy 364SG0600X · License AP60427017 (WA)
11522 NE 20TH ST, Bellevue, WA 98004
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Other Names 1

Former Name (1)Ms. Kara Margaret Harrington Msn, Arnp-bc

Other Identifiers 2

Medicaid1003245432WA
OtherG8927771Medicare Ptan

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Kara Harrington Brennan Msn, Arnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kara Brennan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Puget Sound Medical Associates LLC
14 mi
Family Medicine
21616 76TH AVE W STE 202
Edmonds, WA 98026
  • Reassigned Medicare billing, Washington enrollment
  • 2 clinicians in this Medicare group
NPI 1245926195 (425) 585-2452

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98004 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

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

SAMANTHA L CONDIOTTY ARNP
Nurse Practitioner (Family)
11522 NE 20TH ST
BELLEVUE, WA 98004
King County (425) 462-2531
SUE ROMANICK MD PLLC
Internal Medicine (Rheumatology)
11522 NE 20TH ST
BELLEVUE, WA 98004
King County (425) 462-2531
SUE ROMANICK MD
Internal Medicine (Rheumatology)
11522 NE 20TH ST
BELLEVUE, WA 98004
King County (425) 462-2531
CHRISTINE A FREY ARNP
Nurse Practitioner (Adult Health)
11522 NE 20TH ST
BELLEVUE, WA 98004
King County (425) 462-2531
MRS. AMANVEER K KAILA ARNP
Nurse Practitioner (Psychiatric/Mental Health)
11522 NE 20TH ST
BELLEVUE, WA 98004
King County (425) 462-2531

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 Kara Brennan's NPI number?

The NPI number for Kara Brennan is 1003245432. It was assigned to this individual provider in the NPPES registry on November 6, 2013. The provider is also known as Ms. Kara Margaret Harrington Msn, Arnp-Bc.

Where is Kara Brennan located?

Kara Brennan practices at 11522 NE 20th St, Bellevue, WA 98004. The listed phone number is (425) 462-2531.

What is Kara Brennan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Kara Brennan enrolled in Medicare?

Yes. Kara Brennan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kara Brennan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kara Brennan reassigns Medicare benefits to Puget Sound Medical Associates LLC (Edmonds, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kara Brennan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kara Brennan accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Kara Brennan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kara Brennan was last updated on January 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.