NPPES file of Aug 9, 2026

Kathryn M. Roberts

Family Medicine Physician · Riverside, CA

Kathryn M. Roberts is a family medicine physician with a practice address in Riverside, California, and NPI 1295294445, issued on Mar 18, 2019. Check the license (California A181558, 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
1295294445
Name
Kathryn M. Roberts
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A181558 CA
Self-reported in NPPES; status is on the state search
Practice location
8856 Arlington Ave, Riverside, CA 92503
Phone
(951) 710-3970
Enumerated
Mar 18, 2019
Record last updated
Aug 31, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8856 Arlington Ave

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

  1. Karen Alvarenga, DDSDentist1093074791
  2. Trinidad Castillo, LCSWClinical Social Worker1508472911
  3. Ihuoma Chukwueke, M.DFamily Medicine Physician1316206436
  4. Nora CuevasMedical Physician Assistant1811745227
  5. Jason Edgar, PSY.D.Clinical Psychologist1528198744
  6. Veronica Garcia-Campos, PSYDClinical Psychologist1023326840

Verify Kathryn M. Roberts in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A181558
    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

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60% fewer Medicare Part D claims than the average family medicine physician in 2024

1,430 Medicare Part D claims for 129 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Kathryn Roberts1,430
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium130 claims
  2. Albuterol Sulfate Hfa71 claims
  3. Gabapentin59 claims
  4. Lisinopril55 claims
  5. Dovato48 claims
  6. Losartan Potassium40 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.

Industry payments in 2024: $296.62

8 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, 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.

  1. Kathryn Roberts$296.62
  2. Specialty average$902.55

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

Kathryn M. Roberts among 17,133 family medicine physician records in California

Kathryn M. Roberts 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 2019, is newer than 85% of them.

  • NPI issued2019 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2022 · 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).

258 family medicine physician records list a practice address in Riverside

They are 258 of the 13,893 NPPES records with a practice address in Riverside, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Carmen Ayroso, M.D.Riverside, CA 925031881636413
  2. Cameron Kaiser, M.D.Riverside, CA 925031972671196
  3. Tamara Kurmanalieva, MDRiverside, CA 925031720291222
  4. Winson Liu, M.D.Riverside, CA 925031861594681
  5. Luther Mangoba, M.D.Riverside, CA 925031528041894
  6. Peter Paul, M.D.Riverside, CA 925031508837352
  7. Harvey Pfiefle, MDRiverside, CA 925031942301445
  8. Lyn Pintelon, DORiverside, CA 925031669467148

Common questions

What is Kathryn M. Roberts's NPI number?

Kathryn M. Roberts's National Provider Identifier (NPI) is 1295294445, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn M. Roberts located?

The NPPES record lists a practice address at 8856 Arlington Ave, Riverside, CA, 92503. Phone: (951) 710-3970. Providers update this record themselves, so call before visiting.

How can I verify Kathryn M. Roberts's license?

NPPES lists California license number A181558, 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 Kathryn M. Roberts prescribe under Medicare Part D?

In 2024, Kathryn M. Roberts had 1,430 Medicare Part D claims for 129 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.