Registry data as of Aug 27, 2026

Linda Warner, D.O.

Family Medicine Physician · Villa Park, CA

Linda Warner, D.O. is a family medicine physician with a practice address in Villa Park, California, and NPI 1609814854, issued on Jun 2, 2006. Check the license (California 20A6111, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609814854
Name
Linda Warner
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A6111 CA
Self-reported in NPPES; status is on the state search
Practice location
17871 Santiago Blvd Ste 206, Villa Park, CA 92861
Phone
(714) 974-1362
Enumerated
Jun 2, 2006
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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Verify Linda Warner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A6111
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

17% fewer Medicare Part D claims than the average family medicine physician in 2024

2,946 Medicare Part D claims for 363 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 26 claims were for opioids.

  1. Linda Warner2,946
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium210 claims
  2. Levothyroxine Sodium177 claims
  3. Losartan Potassium104 claims
  4. Rosuvastatin Calcium99 claims
  5. Metformin Hcl92 claims
  6. Amlodipine Besylate91 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: $313.78

10 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Linda Warner$313.78
  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.

3 family medicine physician records list a practice address in Villa Park

They are 3 of the 44 NPPES records with a practice address in Villa Park, and 17,133 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Linda Warner, D.O.'s NPI number?

Linda Warner, D.O.'s National Provider Identifier (NPI) is 1609814854, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Linda Warner, D.O. located?

The NPPES record lists a practice address at 17871 Santiago Blvd Ste 206, Villa Park, CA, 92861. Phone: (714) 974-1362. Providers update this record themselves, so call before visiting.

How can I verify Linda Warner, D.O.'s license?

NPPES lists California license number 20A6111, 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 Linda Warner, D.O. prescribe under Medicare Part D?

In 2024, Linda Warner, D.O. had 2,946 Medicare Part D claims for 363 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), 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.

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) 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 27, 2026.