NPPES file of Aug 9, 2026

Aaron L. Peimann, MD

Family Medicine Physician · Fort Dodge, IA

Aaron L. Peimann, MD is a family medicine physician with a practice address in Fort Dodge, Iowa, and NPI 1336111657, issued on Feb 2, 2006. Check the license (Iowa 35898, 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
1336111657
Name
Aaron L. Peimann
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
35898 IA
Self-reported in NPPES; status is on the state search
Practice location
800 Kenyon RD, Fort Dodge, IA 50501
Phone
(515) 574-6800
Enumerated
Feb 2, 2006
Record last updated
Dec 22, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050126000278); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 1995
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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Also registered at 800 Kenyon RD

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

  1. Jessica Bailey, ARNPNurse Practitioner1174116529
  2. Brittney Balik, PA-CPhysician Assistant1891179826
  3. John Michael Chua Chiaco, M.D.Interventional Cardiology Physician1629234406
  4. Jennifer CondonFamily Nurse Practitioner1386084747
  5. Joseph Cookman, D.O.Interventional Cardiology Physician1376525535
  6. Bobbi Cummins, ARNPFamily Nurse Practitioner1033424924

Verify Aaron L. Peimann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 35898
    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.

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

7,421 Medicare Part D claims for 602 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. 116 claims were for opioids.

  1. Aaron Peimann7,421
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium542 claims
  2. Omeprazole302 claims
  3. Levothyroxine Sodium293 claims
  4. Amlodipine Besylate264 claims
  5. Rosuvastatin Calcium247 claims
  6. Lisinopril238 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 affiliation

  1. Trinity Regional Medical CenterFort Dodge, IA · Acute Care Hospitals2 of 5 stars

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). Star ratings are CMS hospital ratings, not ratings of this provider.

Aaron L. Peimann among 2,336 family medicine physician records in Iowa

Aaron L. Peimann, MD is one of 2,336 family medicine physician records with a practice address in Iowa. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 48% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1995 · median 2006 among the 1,367 with a school on file
  • Record last updated2016 · 61% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 family medicine physician records list a practice address in Fort Dodge

They are 13 of the 522 NPPES records with a practice address in Fort Dodge, and 2,336 family medicine physician records in Iowa.

The 8 family medicine physician records with the nearest ZIP codes

  1. John Birkett, MDFort Dodge, IA 505011780655100
  2. Ed Dehaan, MDFort Dodge, IA 505011891766440
  3. Roderic Gottula, M.D.Fort Dodge, IA 505011588789150
  4. Elizabeth Hemkens, FNPFort Dodge, IA 505011851159990
  5. Joel Loveless, D.O.Fort Dodge, IA 505011144317587
  6. Alan Nguyen, DOFort Dodge, IA 505011417921388
  7. Janet Secor, DOFort Dodge, IA 505011558333898
  8. Michael Stitt, MDFort Dodge, IA 505011407828759

Common questions

What is Aaron L. Peimann, MD's NPI number?

Aaron L. Peimann, MD's National Provider Identifier (NPI) is 1336111657, issued on Feb 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Aaron L. Peimann, MD located?

The NPPES record lists a practice address at 800 Kenyon RD, Fort Dodge, IA, 50501. Phone: (515) 574-6800. Providers update this record themselves, so call before visiting.

How can I verify Aaron L. Peimann, MD's license?

NPPES lists Iowa license number 35898, 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 Aaron L. Peimann, MD prescribe under Medicare Part D?

In 2024, Aaron L. Peimann, MD had 7,421 Medicare Part D claims for 602 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.