Koji Kainuma
Psychiatric/Mental Health Nurse Practitioner · Salem, OR
Koji Kainuma is a psychiatric/mental health nurse practitioner with a practice address in Salem, Oregon, and NPI 1669898268, issued on Mar 7, 2014. Check the license (Oregon 201905019NP-PP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Koji Kainuma
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- 201905019NP-PP OR
201904695RN OR
95001713 CA
Self-reported in NPPES; status is on the state search - Practice location
- 255 Lancaster Dr NE, Salem, OR 97301
- Phone
- (503) 576-8400
- Enumerated
- Mar 7, 2014
- Record last updated
- Mar 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (503) 364-0775
- Medicare enrollment
- Enrolled (PECOS I20200713001594); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,217 in Oregon → Look up another NPI →
Also registered at 255 Lancaster Dr NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ilce Aguirre-Wilkinson, LCSWClinical Social Worker1033850508
- Seth AlkireFamily Medicine Physician1942615869
- Ryan Arams, MDFamily Medicine Physician1134788771
- Christopher Backsman, APRNNurse Practitioner1033589445
- Peter BodmerPhysician Assistant1639570120
- Julia BrownPhysician Assistant1841993128
Verify Koji Kainuma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 201905019NP-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
34% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
596 Medicare Part D claims for 41 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate61 claims
- Lamotrigine52 claims
- Risperidone44 claims
- Duloxetine Hcl42 claims
- Methylphenidate Hcl30 claims
- Hydroxyzine Hcl28 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
- Yakima Valley Farm Workers ClinicWoodburn, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Koji Kainuma among 1,217 psychiatric/mental health nurse practitioner records in Oregon
Koji Kainuma is one of 1,217 psychiatric/mental health nurse practitioner records with a practice address in Oregon. 65% 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 41% of them.
- NPI issued2014 · 41% of these records are older, 55% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2013 · median 2019 among the 527 with a school on file
- Record last updated2021 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
103 psychiatric/mental health nurse practitioner records list a practice address in Salem
They are 103 of the 6,700 NPPES records with a practice address in Salem, and 1,217 psychiatric/mental health nurse practitioner records in Oregon.
All 1,217 in Oregon → Every provider in Salem → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Betty Ang, PH.D., PMHNPSalem, OR 973011013016591
- Tania Bailey, PMHNP-BCSalem, OR 973011700143385
- Arvilla Claussen, PMHNPSalem, OR 973011639244015
- Jeanne Dalton, PMHNPSalem, OR 973011174750640
- Sara Fletcher, DNP, PMHNP-BCSalem, OR 973011700116191
- Desiree Gabel, DNP, PMHNP-BCSalem, OR 973011952631764
- Nathan HarrisSalem, OR 973011396999421
- Angela Herndon, PMHNPSalem, OR 973011275861403
Common questions
What is Koji Kainuma's NPI number?
Koji Kainuma's National Provider Identifier (NPI) is 1669898268, issued on Mar 7, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Koji Kainuma located?
The NPPES record lists a practice address at 255 Lancaster Dr NE, Salem, OR, 97301. Phone: (503) 576-8400. Providers update this record themselves, so call before visiting.
How can I verify Koji Kainuma's license?
NPPES lists Oregon license number 201905019NP-PP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Koji Kainuma prescribe under Medicare Part D?
In 2024, Koji Kainuma had 596 Medicare Part D claims for 41 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.