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

Kristien Marie Sima, PAC

Individual provider Surgical Physician Assistant · NPI 1336132471

Kristien Marie Sima, PAC is a Physician Assistant in Clackamas, Oregon. Qualified in 2004, 22 years ago. Practices with Kaiser Foundation Health Plan of the Northwest, a 1,811-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon and Washington.

Years since qualifying
22
Licensed in
OR, WA
In the registry since
2005
Specialties on file
2
What do these letters mean?
PAC — Physician Assistant, Certified
A physician assistant holding current national certification; usually written PA-C.

See every abbreviation used in this directory →

Practice location Address checks out

10180 SE Sunnyside Rd
Clackamas, OR 97015-8970
Phone: (800) 813-2000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2222 Nw Lovejoy St, Portland, OR 97210-3033 — (503) 226-6321

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence PA01025 (OR)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence PA10004870 (WA)

Record details

NPI number1336132471
Entity typeIndividual (Type 1)
GenderFemale
Credentials PAC
Sole proprietorNo
NPI enumeratedAugust 24, 2005
Last updated in NPPESJanuary 26, 2026
Certification dateJanuary 26, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Kaiser Foundation Health Plan Of The Northwest — 1811 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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