Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Grace Kowalski, RN

Individual provider Addiction (Substance Use Disorder) Registered Nurse · NPI 1164213898

Grace Kowalski, RN is an Addiction (Substance Use Disorder) Registered Nurse in Oak Harbor, Washington. Licensed in Washington. Registered with an NPI since 2025.

Licensed in
WA
In the registry since
2025
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

275 NE 10th Ave
Oak Harbor, WA 98277-5903
Phone: (360) 499-7011
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Registered Nurse (primary) Taxonomy 163WA0400X · Licence RN61072342 (WA)

Record details

NPI number1164213898
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedMay 13, 2025
Last updated in NPPESMay 13, 2025
Certification dateMay 13, 2025
Mailing address7440 W Marginal Way S, Seattle, WA 98108-4141

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