Katherine Marie Willis, PA-C
Physician Assistant · Baker City, OR
Katherine Marie Willis, PA-C is a physician assistant with a practice address in Baker City, Oregon, and NPI 1326441353, issued on Oct 5, 2014. Check the license (Oregon PA169484, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Marie Willis
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA169484 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3325 Pocahontas RD, Baker City, OR 97814
- Phone
- (541) 524-8000
- Enumerated
- Oct 5, 2014
- Record last updated
- Mar 23, 2023
- Fax
- (541) 524-7955
- Medicare enrollment
- Enrolled (PECOS I20150116001162); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,094 in Oregon → Look up another NPI →
Also registered at 3325 Pocahontas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Bryan Braun, PACPhysician Assistant1063505444
- Connor Brown, MDEmergency Medicine Physician1548899552
- Claire BuehlerSpeech-Language Pathologist1558040204
- Nicolette CannonSpeech-Language Pathologist1639821960
Verify Katherine Marie Willis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA169484Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average physician assistant in 2024
38 Medicare Part D claims for 31 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin11 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 2 group practices
- Bend Memorial Clinic PCBend, OR
- Icco LLCBend, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Marie Willis among 2,094 physician assistant records in Oregon
Katherine Marie Willis, PA-C 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 updated2023 · 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).
8 physician assistant records list a practice address in Baker City
They are 8 of the 396 NPPES records with a practice address in Baker City, and 2,094 physician assistant records in Oregon.
All 2,094 in Oregon → Every provider in Baker City → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- William Allen, PABaker City, OR 978141730497520
- Devin Bowman, PABaker City, OR 978141508113366
- Bryan Braun, PACBaker City, OR 978141063505444
- Elizabeth Chattin, PA-CBaker City, OR 978141821211277
- Mariana Flores, PA-CBaker City, OR 978141548993538
- Elizabeth Kippes, PA-CBaker City, OR 978141790656023
- Tara Reese, PA-CBaker City, OR 978141518449560
- Nyle Gunter, PA-CBoardman, OR 978181235753815
Common questions
What is Katherine Marie Willis, PA-C's NPI number?
Katherine Marie Willis, PA-C's National Provider Identifier (NPI) is 1326441353, issued on Oct 5, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Marie Willis, PA-C located?
The NPPES record lists a practice address at 3325 Pocahontas RD, Baker City, OR, 97814. Phone: (541) 524-8000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Marie Willis, PA-C's license?
NPPES lists Oregon license number PA169484, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Marie Willis, PA-C prescribe under Medicare Part D?
In 2024, Katherine Marie Willis, PA-C had 38 Medicare Part D claims for 31 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.