Koji Kubo, M.D.
Family Medicine Physician · Oxnard, CA
Koji Kubo, M.D. is a family medicine physician with a practice address in Oxnard, California, and NPI 1295745180, issued on Aug 9, 2006. Check the license (California A95628, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Koji Kubo
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A95628 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 N Rose Ave, Oxnard, CA 93030
- Phone
- (805) 988-8058
- Enumerated
- Aug 9, 2006
- Record last updated
- Mar 7, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (805) 983-0803
- Medicaid IDs
- 1295745180 CA
1831365667 CA
00A956280 CA - Medicare enrollment
- Enrolled (PECOS I20070224000169); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1700 N Rose Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Koji Kubo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A95628Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average family medicine physician in 2024
5,648 Medicare Part D claims for 336 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 203 claims were for opioids.
Most prescribed
- Atorvastatin Calcium325 claims
- Amlodipine Besylate299 claims
- Metformin Hcl184 claims
- Rosuvastatin Calcium184 claims
- Pantoprazole Sodium175 claims
- Lisinopril140 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 MIPS final score for 2023 (Medicare payment program): 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $297.32
8 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Koji Kubo among 17,133 family medicine physician records in California
Koji Kubo, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1998 · median 2005 among the 10,652 with a school on file
- Record last updated2011 · 58% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
74 family medicine physician records list a practice address in Oxnard
They are 74 of the 3,211 NPPES records with a practice address in Oxnard, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oxnard → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Theresa Enriquez, M.D.Oxnard, CA 930301679514202
- Shahram Fatemi, M.D.Oxnard, CA 930301245284686
- Suzanne Fussell, MDOxnard, CA 930301942394457
- Michael Huff, MDOxnard, CA 930301538153242
- Marinor Isidoro-Torres, M.D.Oxnard, CA 930301861467292
- Shilpa Jindani, MDOxnard, CA 930301669485322
- James Lin, M.D.Oxnard, CA 930301376568410
- Linda Lundeen, MDOxnard, CA 930301316053309
Common questions
What is Koji Kubo, M.D.'s NPI number?
Koji Kubo, M.D.'s National Provider Identifier (NPI) is 1295745180, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Koji Kubo, M.D. located?
The NPPES record lists a practice address at 1700 N Rose Ave, Oxnard, CA, 93030. Phone: (805) 988-8058. Providers update this record themselves, so call before visiting.
How can I verify Koji Kubo, M.D.'s license?
NPPES lists California license number A95628, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Koji Kubo, M.D. prescribe under Medicare Part D?
In 2024, Koji Kubo, M.D. had 5,648 Medicare Part D claims for 336 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Koji Kubo, M.D.'s MIPS final score?
The 2023 MIPS final score is 96.5 of 100. 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.