Katie Michelle Armbruster, PA-C
Physician Assistant · Bellingham, WA
At a glance
4465 Cordata Pkwy Ste 102, Bellingham, WA 98226-8037
NPPES record updated Nov 20, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
4465 Cordata Pkwy Ste 102Bellingham, WA 98226-8037
Additional reported practice locations
2901 Squalicum PkwyBellingham, WA 982251851
Phone: 3607886360 2000 Hospital Dr
Sedro Woolley, WA 982844327
Phone: 3608568820
Fax: 3607525282 433 E 8Th St
Port Angeles, WA 983626219
Phone: 3605650999 1990 Hospital Dr Ste 100
Sedro Woolley, WA 982849315
Phone: 3608568800
Fax: 3607142522 3200 Squalicum Pkwy
Bellingham, WA 982251932
Phone: 3607525280
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2020
- CMS specialties
- Physician Assistant
Practice groups
Reported hospital affiliations
- Peacehealth St Joseph Medical Center Bellingham, WA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Physician Assistant
- Taxonomy code
- 363A00000X
- Enumeration date
- Sep 22, 2020
- Record updated
- Nov 20, 2025
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- KATIE MICHELLE KNUDSEN
- Reported credentials
- PA-C
Reported taxonomies and licenses
363A00000X · Primary
License reported: PA61103950 WA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
4465 Cordata Pkwy Ste 102Bellingham, WA 98226-8037
- Phone
- (360) 752-5280
- Fax
- (360) 752-5282
Mailing address
939 CAROLINE STPORT ANGELES, WA 983623909
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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