Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Karen L Kostenko, PA-C

Individual provider Medical Physician Assistant · NPI 1841672870

Karen L Kostenko, PA-C is a Physician Assistant in Portland, Oregon. Qualified in 2015, 11 years ago. Practices with Portland Adventist Medical Center, a 272-clinician group and accepts Medicare assignment. Licensed in California and Oregon.

Years since qualifying
11
Licensed in
CA, OR
In the registry since
2015
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

1350 NE 122nd Ave Ste 200
Portland, OR 97230-2011
Phone: (503) 408-7008
Fax: (503) 666-6745
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA187236 (OR)
Medical Physician Assistant Taxonomy 363AM0700X · Licence 53029 (CA)

Record details

NPI number1841672870
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedJune 26, 2015
Last updated in NPPESJanuary 15, 2020
Certification dateJanuary 15, 2020

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Portland Adventist Medical Center — 272 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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