Kathy Calderon
Family Medicine Physician · Riverside, CA
Kathy Calderon is a family medicine physician with a practice address in Riverside, California, and NPI 1376122051, issued on Apr 7, 2021. Check the license (California A193722, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kathy Calderon
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A193722 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3390 University Ave Ste 100, Riverside, CA 92501
- Phone
- (844) 827-8000
- Enumerated
- Apr 7, 2021
- Entity
- Type 1 · individual
Also registered at 3390 University Ave Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathy Calderon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A193722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
97 Medicare Part D claims for 20 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of 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.
One hospital or facility affiliation
- Regents OF The University OF CaliforniaRiverside, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
242 family medicine physician records list a Riverside practice address
They are 242 of the 13,893 NPPES records with a Riverside practice address, and 16,272 family medicine physician records in California.
All 242 in Riverside → All 16,272 in California → Every provider in Riverside →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
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- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Kathy Calderon's NPI number?
Kathy Calderon's National Provider Identifier (NPI) is 1376122051, issued on Apr 7, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Kathy Calderon located?
The NPPES record lists a practice address at 3390 University Ave Ste 100, Riverside, CA, 92501. Phone: (844) 827-8000. Providers update this record themselves, so call before visiting.
How can I verify Kathy Calderon's license?
NPPES lists California license number A193722, 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 Kathy Calderon prescribe under Medicare Part D?
In 2024, Kathy Calderon had 97 Medicare Part D claims for 20 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.