Katherine Trumbo, DNP, APRN, FNP-C
Family Nurse Practitioner · Portland, OR
Katherine Trumbo, DNP, APRN, FNP-C is a family nurse practitioner with a practice address in Portland, Oregon, and NPI 1194155804, issued on Nov 15, 2013. Check the license (Oregon 202108662NP-PP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Trumbo
- Credential
- DNP, APRN, FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 202108662NP-PP OR
Self-reported in NPPES; status is on the state search - Practice location
- 1321 NE 99TH Ave Ste 100, Portland, OR 97220
- Phone
- (503) 215-4050
- Enumerated
- Nov 15, 2013
- Record last updated
- Jun 10, 2024
- Medicare enrollment
- Enrolled (PECOS I20220128002223); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,384 in Oregon → Look up another NPI →
Also registered at 1321 NE 99TH Ave Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Trumbo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 202108662NP-PPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average family nurse practitioner in 2024
951 Medicare Part D claims for 471 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 193 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen80 claims
- Oxycodone Hcl62 claims
- Amlodipine Besylate27 claims
- Venlafaxine Hcl Er21 claims
- Gabapentin20 claims
- Albuterol Sulfate Hfa19 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 87.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Providence Health And Services OregonPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Trumbo among 2,384 family nurse practitioner records in Oregon
Katherine Trumbo, DNP, APRN, FNP-C is one of 2,384 family nurse practitioner records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 42% of them.
- NPI issued2013 · 42% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2013 · median 2017 among the 1,390 with a school on file
- Record last updated2024 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
591 family nurse practitioner records list a practice address in Portland
They are 591 of the 42,088 NPPES records with a practice address in Portland, and 2,384 family nurse practitioner records in Oregon.
All 2,384 in Oregon → Every provider in Portland → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Annamarie Bain, FNPPortland, OR 972201588814172
- Theresa Bunker, FNPPortland, OR 972201316017585
- James Burke, FNPPortland, OR 972201245463975
- Vanessa Darnell, FNP-CPortland, OR 972201679806137
- Adrian Davies, FNPPortland, OR 972201770812117
- Sara Davis-RisenPortland, OR 972201831263953
- Larlene Dunsmuir, FNPPortland, OR 972201205866969
- Linda Fredericks, FNPPortland, OR 972201700072220
Common questions
What is Katherine Trumbo, DNP, APRN, FNP-C's NPI number?
Katherine Trumbo, DNP, APRN, FNP-C's National Provider Identifier (NPI) is 1194155804, issued on Nov 15, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Trumbo, DNP, APRN, FNP-C located?
The NPPES record lists a practice address at 1321 NE 99TH Ave Ste 100, Portland, OR, 97220. Phone: (503) 215-4050. Providers update this record themselves, so call before visiting.
How can I verify Katherine Trumbo, DNP, APRN, FNP-C's license?
NPPES lists Oregon license number 202108662NP-PP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Trumbo, DNP, APRN, FNP-C prescribe under Medicare Part D?
In 2024, Katherine Trumbo, DNP, APRN, FNP-C had 951 Medicare Part D claims for 471 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katherine Trumbo, DNP, APRN, FNP-C's MIPS final score?
The 2023 MIPS final score is 87.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.