NPPES file of Aug 9, 2026

Matthew Kuivenhoven, DO

Family Medicine Physician · San Diego, CA

Matthew Kuivenhoven, DO is a family medicine physician with a practice address in San Diego, California, and NPI 1598259434, issued on Jun 14, 2018. Check the license (California 20A19802, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598259434
Name
Matthew Kuivenhoven
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A19802 CA
Self-reported in NPPES; status is on the state search
Practice location
16950 Via Tazon, San Diego, CA 92127
Phone
(800) 926-8273
Enumerated
Jun 14, 2018
Record last updated
Oct 6, 2025
Fax
(888) 539-8781
Medicare enrollment
Enrolled (PECOS I20220927000122); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 16950 Via Tazon

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amy Abola, M.D.Family Medicine Physician1306854898
  2. Marie Adamson, M.D.Family Medicine Physician1518938950
  3. Lanza AttishaPhysical Therapist1396599874
  4. Stephen Ball, DPTPhysical Therapist1437644044
  5. Stephen Beeson, M.D.Family Medicine Physician1740390186
  6. Christopher Best, DPTPhysical Therapist1942594486

Verify Matthew Kuivenhoven in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A19802
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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70% fewer Medicare Part D claims than the average family medicine physician in 2024

1,071 Medicare Part D claims for 770 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Matthew Kuivenhoven1,071
  2. Specialty average3,544

Most prescribed

  1. Cephalexin90 claims
  2. Azithromycin72 claims
  3. Prednisone71 claims
  4. Albuterol Sulfate Hfa65 claims
  5. Amoxicillin-Clavulanate Potass53 claims
  6. Mupirocin48 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): 63.8 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.

  1. Qualityout of 100 · 30% of the final score38.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%83.6
  4. Improvement activities20 of 40 points · 15%50.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. UC San Diego Health Community GroupSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Matthew Kuivenhoven among 17,133 family medicine physician records in California

Matthew Kuivenhoven, DO 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 2018, is newer than 82% of them.

  • NPI issued2018 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2018 · median 2005 among the 10,652 with a school on file
  • Record last updated2025 · 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).

780 family medicine physician records list a practice address in San Diego

They are 780 of the 52,937 NPPES records with a practice address in San Diego, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Amy Abola, M.D.San Diego, CA 921271306854898
  2. Marie Adamson, M.D.San Diego, CA 921271518938950
  3. Stephen Beeson, M.D.San Diego, CA 921271740390186
  4. Richard Bryce, D.O.San Diego, CA 921271538178843
  5. Paula Dozzi, MDSan Diego, CA 921271295758118
  6. Tyson Ikeda, M.D.San Diego, CA 921271801970157
  7. Elias Jaraicie, M.D.San Diego, CA 921271013929900
  8. Timothy Judd, DOSan Diego, CA 921271932158946

Common questions

What is Matthew Kuivenhoven, DO's NPI number?

Matthew Kuivenhoven, DO's National Provider Identifier (NPI) is 1598259434, issued on Jun 14, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Kuivenhoven, DO located?

The NPPES record lists a practice address at 16950 Via Tazon, San Diego, CA, 92127. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify Matthew Kuivenhoven, DO's license?

NPPES lists California license number 20A19802, 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 Matthew Kuivenhoven, DO prescribe under Medicare Part D?

In 2024, Matthew Kuivenhoven, DO had 1,071 Medicare Part D claims for 770 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Matthew Kuivenhoven, DO's MIPS final score?

The 2023 MIPS final score is 63.8 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.