Registry data as of Aug 27, 2026

Tracy Mixdorf, DO

Family Medicine Physician · Clear Lake, IA

Tracy Mixdorf, DO is a family medicine physician with a practice address in Clear Lake, Iowa, and NPI 1578573846, issued on Aug 9, 2006. Check the license (Iowa 03243, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1578573846
Name
Tracy Mixdorf
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
03243 IA
Self-reported in NPPES; status is on the state search
Practice location
1410 6TH Ave S, Clear Lake, IA 50428
Phone
(641) 437-2191
Enumerated
Aug 9, 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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Also registered at 1410 6TH Ave S

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

  1. Donald Berge, MDFamily Medicine Physician1861508251
  2. McKenzie Brekken, DOFamily Medicine Physician1144889544
  3. Brent Brunsting, MDFamily Medicine Physician1336255785
  4. Traci Goll, ARNPFamily Nurse Practitioner1164054755
  5. Anne Jones, ARNPFamily Nurse Practitioner1801337795
  6. Taylor May, MDFamily Medicine Physician1619645082

Verify Tracy Mixdorf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 03243
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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

11,292 Medicare Part D claims for 464 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 310 claims were for opioids.

  1. Tracy Mixdorf11,292
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium587 claims
  2. Levothyroxine Sodium446 claims
  3. Losartan Potassium437 claims
  4. Metoprolol Succinate372 claims
  5. Lisinopril271 claims
  6. Duloxetine Hcl269 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: $35.12

2 payments, mostly food and beverage; the largest payer was Exact Sciences Corporation. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tracy Mixdorf$35.12
  2. Specialty average$861.30

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

One hospital or facility affiliation

  1. North Iowa Mercy ClinicsClear Lake, IA

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.

9 family medicine physician records list a Clear Lake practice address

They are 9 of the 121 NPPES records with a Clear Lake practice address, and 2,300 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. Nesrin Abu Ata, M.D.Sioux City, IA1528297660

Common questions

What is Tracy Mixdorf, DO's NPI number?

Tracy Mixdorf, DO's National Provider Identifier (NPI) is 1578573846, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tracy Mixdorf, DO located?

The NPPES record lists a practice address at 1410 6TH Ave S, Clear Lake, IA, 50428. Phone: (641) 437-2191. Providers update this record themselves, so call before visiting.

How can I verify Tracy Mixdorf, DO's license?

NPPES lists Iowa license number 03243, 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 Tracy Mixdorf, DO prescribe under Medicare Part D?

In 2024, Tracy Mixdorf, DO had 11,292 Medicare Part D claims for 464 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.