Joji Kohjima
Family Medicine Physician · Hillsboro, OR
Joji Kohjima is a family medicine physician with a practice address in Hillsboro, Oregon, and NPI 1407204209, issued on Jun 2, 2016. Check the license (Oregon MD225209, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joji Kohjima
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD225209 OR
MD60962689 WA
Self-reported in NPPES; status is on the state search - Practice location
- 10060 NE Evergreen Pkwy, Hillsboro, OR 97124
- Phone
- (800) 813-2000
- Enumerated
- Jun 2, 2016
- Record last updated
- Feb 3, 2026
- Medicare enrollment
- Enrolled (PECOS I20251027003846); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2016
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 10060 NE Evergreen Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joji Kohjima in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD225209Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average family medicine physician in 2024
2,278 Medicare Part D claims for 293 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 28 claims were for opioids.
Most prescribed
- Atorvastatin Calcium205 claims
- Losartan Potassium136 claims
- Amlodipine Besylate107 claims
- Metformin Hcl80 claims
- Ozempic73 claims
- Simvastatin69 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.
2 hospitals and group practices
- Straub Clinic And HospitalMililani, HI · Acute Care Hospitals4 of 5 stars
- Kaiser Foundation Health Plan OF The NorthwestClackamas, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Joji Kohjima among 2,847 family medicine physician records in Oregon
Joji Kohjima is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.
- NPI issued2016 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2016 · median 2009 among the 1,671 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
106 family medicine physician records list a practice address in Hillsboro
They are 106 of the 3,302 NPPES records with a practice address in Hillsboro, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Hillsboro → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Richard Cade, MDHillsboro, OR 971241205835048
- Phyllis Gilmore, MDHillsboro, OR 971241528004462
- Michelle Hall, M.D.Hillsboro, OR 971241457337859
- Kim Heydon, MDHillsboro, OR 971241881649705
- Michael Hicken, M.D.Hillsboro, OR 971241033160411
- Carmen Kendall, MDHillsboro, OR 971241780639575
- John Kingman, MDHillsboro, OR 971241881633980
- Diane Loux, F.N.P.Hillsboro, OR 971241114953866
Common questions
What is Joji Kohjima's NPI number?
Joji Kohjima's National Provider Identifier (NPI) is 1407204209, issued on Jun 2, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Joji Kohjima located?
The NPPES record lists a practice address at 10060 NE Evergreen Pkwy, Hillsboro, OR, 97124. Phone: (800) 813-2000. Providers update this record themselves, so call before visiting.
How can I verify Joji Kohjima's license?
NPPES lists Oregon license number MD225209, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joji Kohjima prescribe under Medicare Part D?
In 2024, Joji Kohjima had 2,278 Medicare Part D claims for 293 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.