Merinda Karn-Sterner
Physician Assistant · Portland, OR
Merinda Karn-Sterner is a physician assistant with a practice address in Portland, Oregon, and NPI 1992102917, issued on Nov 20, 2014. Check the license (Oregon PA170690, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Merinda Karn-Sterner
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA170690 OR
Self-reported in NPPES; status is on the state search - Practice location
- 8332 SE 13TH Ave, Portland, OR 97202
- Phone
- (503) 595-9300
- Enumerated
- Nov 20, 2014
- Record last updated
- Apr 1, 2024
- Medicare enrollment
- Enrolled (PECOS I20161029000399); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,094 in Oregon → Look up another NPI →
Also registered at 8332 SE 13TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brittany Petering, MDPediatrics Physician1497044010
- Rachel Rittenhouse, DNP, ARNP, CPNP-PCPediatric Nurse Practitioner1881115681
- Tara Schwab, M.D.Pediatrics Physician1851466445
Verify Merinda Karn-Sterner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA170690Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average physician assistant in 2024
456 Medicare Part D claims for 152 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 41 claims were for opioids.
Most prescribed
- Losartan Potassium20 claims
- Hydrocodone-Acetaminophen19 claims
- Albuterol Sulfate Hfa17 claims
- Gabapentin16 claims
- Atorvastatin Calcium15 claims
- Omeprazole13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Sellwood Medical Clinic PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Merinda Karn-Sterner among 2,094 physician assistant records in Oregon
Merinda Karn-Sterner is one of 2,094 physician assistant records with a practice address in Oregon. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 40% of them.
- NPI issued2014 · 40% of these records are older, 56% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2014 · median 2017 among the 1,552 with a school on file
- Record last updated2024 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in Oregon
There are 2,094 physician assistant records in Oregon.
All 2,094 in Oregon → Every provider in Portland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amie BarnardPortland, OR 972021184471062
- John Fong, PAPortland, OR 972021013929959
- Jacob McHugh, PA-CPortland, OR 972021811679418
- Marie Payment, PA-CPortland, OR 972021104508373
- Allison Rott, PACPortland, OR 972021285056291
- Andrzej Stadnik, PAPortland, OR 972021801647029
- Natalie Thoma, PA-CPortland, OR 972021740762400
- Thomas YacoePortland, OR 972021326868506
Common questions
What is Merinda Karn-Sterner's NPI number?
Merinda Karn-Sterner's National Provider Identifier (NPI) is 1992102917, issued on Nov 20, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Merinda Karn-Sterner located?
The NPPES record lists a practice address at 8332 SE 13TH Ave, Portland, OR, 97202. Phone: (503) 595-9300. Providers update this record themselves, so call before visiting.
How can I verify Merinda Karn-Sterner's license?
NPPES lists Oregon license number PA170690, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Merinda Karn-Sterner prescribe under Medicare Part D?
In 2024, Merinda Karn-Sterner had 456 Medicare Part D claims for 152 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.