NPPES file of Aug 9, 2026

Kathleen Quinn Willcox, D.O.

Family Medicine Physician · Mount Ayr, IA

Kathleen Quinn Willcox, D.O. is a family medicine physician with a practice address in Mount Ayr, Iowa, and NPI 1205218112, issued on Jun 26, 2015. Check the license (Iowa DO-05187, as entered in NPPES) on the Iowa Board of Medicine; 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
1205218112
Name
Kathleen Quinn Willcox
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
DO-05187 IA
2015017596 MO
Self-reported in NPPES; status is on the state search
Practice location
Mount Ayr Medical Clinic, Mount Ayr, IA 50854
Phone
(641) 464-3226
Enumerated
Jun 26, 2015
Record last updated
Apr 12, 2024
Fax
(641) 464-4476
Medicare enrollment
Enrolled (PECOS I20190123001962); accepts Medicare assignment
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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Verify Kathleen Quinn Willcox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license DO-05187
    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 Iowa license search

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3.4 times the Medicare Part D claims of the average family medicine physician in 2024

12,124 Medicare Part D claims for 565 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. 494 claims were for opioids.

  1. Kathleen Willcox12,124
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium698 claims
  2. Atorvastatin Calcium584 claims
  3. Lisinopril474 claims
  4. Gabapentin373 claims
  5. Metoprolol Succinate354 claims
  6. Potassium Chloride346 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: $602.01

33 payments; by number, the most common kind was 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. Kathleen Willcox$602.01
  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.

One hospital affiliation

  1. Ringgold County HospitalMount Ayr, IA · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

6 family medicine physician records list a practice address in Mount Ayr

They are 6 of the 27 NPPES records with a practice address in Mount Ayr, and 2,336 family medicine physician records in Iowa.

Other family medicine physician records in Iowa

  1. Jennifer Aanestad, M.D.Durant, IA1386649341
  2. Amjad Abdelhady, MDSioux City, IA1033966700
  3. Afsana Abdullah, D.O.Bettendorf, IA1760583066
  4. Raja Ali Abdullah, MDCedar Falls, IA1356101000
  5. Laura Abels, DOAnkeny, IA1427313527
  6. Matthew AbendrothDes Moines, IA1972918894
  7. Mabra Abernathy, M.D.Coralville, IA1316922545
  8. Jennifer Abler, D.O.Altoona, IA1528159068
  9. Michael Abouassaly, M.D.West Burlington, IA1184790909
  10. Safa Abukhalil, M.B.B.SWest Des Moines, IA1982084463

Common questions

What is Kathleen Quinn Willcox, D.O.'s NPI number?

Kathleen Quinn Willcox, D.O.'s National Provider Identifier (NPI) is 1205218112, issued on Jun 26, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Quinn Willcox, D.O. located?

The NPPES record lists a practice address at Mount Ayr Medical Clinic, Mount Ayr, IA, 50854. Phone: (641) 464-3226. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Quinn Willcox, D.O.'s license?

NPPES lists Iowa license number DO-05187, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kathleen Quinn Willcox, D.O. prescribe under Medicare Part D?

In 2024, Kathleen Quinn Willcox, D.O. had 12,124 Medicare Part D claims for 565 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.