NPPES file of Aug 9, 2026

Jason Michael Dierking, M.D.

Surgery Physician · Storm Lake, IA

Jason Michael Dierking, M.D. is a surgery physician with a practice address in Storm Lake, Iowa, and NPI 1477675940, issued on Apr 4, 2007. Check the license (Iowa 37099, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477675940
Name
Jason Michael Dierking
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
37099 IA
Self-reported in NPPES; status is on the state search
Practice location
210 E 5TH St, Storm Lake, IA 50588
Phone
(712) 213-4750
Enumerated
Apr 4, 2007
Record last updated
Oct 16, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(712) 213-5230
Medicaid ID
0786335 IA
Medicare enrollment
Enrolled (PECOS I20070808000826); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 2002
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 Jason Michael Dierking in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 37099
    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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63% fewer Medicare Part D claims than the average surgery physician in 2024

54 Medicare Part D claims for 40 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 33 claims were for opioids.

  1. Jason Dierking54
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl33 claims
  2. Ibuprofen11 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.

The MIPS final score for 2023 (Medicare payment program): 93.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score94.5
  2. Costout of 100 · 30%87.4
  3. Promoting interoperabilityout of 100 · 25%94.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $71.43

1 payment: food and beverage; the largest payer was Stryker Corporation. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jason Dierking$71.43
  2. Specialty average$3,513.80

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. Buena Vista Regional Medical CenterStorm Lake, IA · Critical Access 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.

Jason Michael Dierking among 437 surgery physician records in Iowa

Jason Michael Dierking, M.D. is one of 437 surgery physician records with a practice address in Iowa. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 37% of them.

  • NPI issued2007 · 37% of these records are older, 55% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2002 · median 2005 among the 218 with a school on file
  • Record last updated2019 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 surgery physician records list a practice address in Storm Lake

They are 2 of the 182 NPPES records with a practice address in Storm Lake, and 437 surgery physician records in Iowa.

The 8 surgery physician records with the nearest ZIP codes

  1. John Armstrong, M.D.Storm Lake, IA 505881487948824
  2. Alan Scher, MD.Swea City, IA 505901457356008
  3. Gayette Grimm, MDWebster City, IA 505951194720755
  4. Moiz Dawood, M.D.Cedar Falls, IA 506131326459603
  5. John Glascock, MDCedar Falls, IA 506131366479750
  6. Nicholas Kuiper, D.O.Cedar Falls, IA 506131972517852
  7. Angela VangilderCharles City, IA 506161346477007
  8. Randolfo De Leon, M.D.Independence, IA 506441356483663

Common questions

What is Jason Michael Dierking, M.D.'s NPI number?

Jason Michael Dierking, M.D.'s National Provider Identifier (NPI) is 1477675940, issued on Apr 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jason Michael Dierking, M.D. located?

The NPPES record lists a practice address at 210 E 5TH St, Storm Lake, IA, 50588. Phone: (712) 213-4750. Providers update this record themselves, so call before visiting.

How can I verify Jason Michael Dierking, M.D.'s license?

NPPES lists Iowa license number 37099, 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 Jason Michael Dierking, M.D. prescribe under Medicare Part D?

In 2024, Jason Michael Dierking, M.D. had 54 Medicare Part D claims for 40 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Jason Michael Dierking, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.