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

MS. Karen Alina Johnson, ARNP

Individual provider Family Nurse Practitioner · NPI 1932187762

MS. Karen Alina Johnson, ARNP is a Nurse Practitioner in Seattle, Washington. Qualified in 1990, 36 years ago. Practices with Seattle Roots Community Health, a 50-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
36
Licensed in
WA
In the registry since
2006
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

500 19th Ave E
Seattle, WA 98112-4007
Phone: (206) 299-1600
Fax: (206) 299-1608
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence AP30002214 (WA)

Record details

NPI number1932187762
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedJanuary 3, 2006
Last updated in NPPESSeptember 17, 2010

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Seattle Roots Community Health — 50 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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