NPPES file of Aug 9, 2026

Kristine Leenders, FNP-C

Geriatric Medicine (Family Medicine) Physician · Vacaville, CA

Kristine Leenders, FNP-C is a geriatric medicine (family medicine) physician with a practice address in Vacaville, California, and NPI 1487345773, issued on May 17, 2023. Check the license (California 95025201, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487345773
Name
Kristine Leenders
Credential
FNP-C
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
95025201 CA
Self-reported in NPPES; status is on the state search
Practice location
1 Quality Dr, Vacaville, CA 95688
Phone
(707) 624-2600
Enumerated
May 17, 2023
Record last updated
May 17, 2023
Medicare enrollment
Enrolled (PECOS I20240124000399); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2022
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 1 Quality Dr

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

  1. Hydee Abaya Ghazaleh, M.D.Internal Medicine Physician1922688464
  2. Jonathan Abaya Ghazaleh, MDInternal Medicine Physician1093395535
  3. Huma Ahmad, D.O.Hospitalist Physician1154587616
  4. Azim Ahmady, MDFamily Medicine Physician1417035916
  5. Lamia Alazzawi, PHARM.D.Pharmacist1407380645
  6. Delaine Alejandro, DOFamily Medicine Physician1487816294

Verify Kristine Leenders in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 95025201
    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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100% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

11 Medicare Part D claims, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Kristine Leenders11
  2. Specialty average5,222

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.

Industry payments in 2024: $213.24

5 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kristine Leenders$213.24
  2. Specialty average$1,218.49

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. First Choice Physician PartnersPalm Springs, CA

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

Kristine Leenders among 243 geriatric medicine (family medicine) physician records in California

Kristine Leenders, FNP-C is one of 243 geriatric medicine (family medicine) physician records with a practice address in California. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 99% of them.

  • NPI issued2023 · 99% of these records are older, under 1% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2022 · median 2004 among the 111 with a school on file
  • Record last updated2023 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in California

There are 243 geriatric medicine (family medicine) physician records in California.

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Michael Richardson, M.D.Vacaville, CA 956871831327899
  2. Kurtis Fox, M.D.Colfax, CA 957131396779930
  3. David Shirley, M.D.Rocklin, CA 957651275560484
  4. Faraz Zaidi, M.D.Carmichael, CA 956081225253099
  5. Ashkan Javaheri, M.D.Sacramento, CA 958161235328022
  6. Lam Van, MDSacramento, CA 958251437272432
  7. Monica Romo-Contreras, M.D.Sacramento, CA 958381821294117
  8. Christopher Claydon, M.D.Grass Valley, CA 959451518965235

Common questions

What is Kristine Leenders, FNP-C's NPI number?

Kristine Leenders, FNP-C's National Provider Identifier (NPI) is 1487345773, issued on May 17, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Kristine Leenders, FNP-C located?

The NPPES record lists a practice address at 1 Quality Dr, Vacaville, CA, 95688. Phone: (707) 624-2600. Providers update this record themselves, so call before visiting.

How can I verify Kristine Leenders, FNP-C's license?

NPPES lists California license number 95025201, 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 Kristine Leenders, FNP-C prescribe under Medicare Part D?

In 2024, Kristine Leenders, FNP-C had 11 Medicare Part D claims; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.