NPPES file of Aug 9, 2026

Clay David Miller

Physician Assistant · Sheldon, IA

Clay David Miller is a physician assistant with a practice address in Sheldon, Iowa, and NPI 1659013407, issued on Apr 12, 2022. Check the license (Iowa 116939, as entered in NPPES) with the Iowa board that licenses this profession; 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
1659013407
Name
Clay David Miller
Primary taxonomy
Physician Assistant 363A00000X
License number
116939 IA
Self-reported in NPPES; status is on the state search
Practice location
209 Washington Ave, Sheldon, IA 51201
Phone
(605) 951-8850
Enumerated
Apr 12, 2022
Record last updated
Nov 30, 2022
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 Clay David Miller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 116939
    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
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82% fewer Medicare Part D claims than the average physician assistant in 2024

146 Medicare Part D claims for 94 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Clay Miller146
  2. Specialty average830

Most prescribed

  1. Cephalexin37 claims
  2. Amoxicillin-Clavulanate Potass17 claims
  3. Azithromycin13 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score82.8
  2. Costout of 100 · 30%63.9
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Clay David Miller among 1,525 physician assistant records in Iowa

Clay David Miller is one of 1,525 physician assistant records with a practice address in Iowa. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 76% of them.

  • NPI issued2022 · 76% of these records are older, 17% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2022 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 physician assistant records list a practice address in Sheldon

They are 10 of the 110 NPPES records with a practice address in Sheldon, and 1,525 physician assistant records in Iowa.

The 8 physician assistant records with the nearest ZIP codes

  1. Rodrigo Banda, PA-CSheldon, IA 512011487401642
  2. Kendra Bos, PA-CSheldon, IA 512011306332531
  3. Michelle HardieSheldon, IA 512011366576563
  4. Katherine Haverly, PA-CSheldon, IA 512011215527882
  5. Rosalyn Mulder, P.A.Sheldon, IA 512011568544500
  6. Sandra Muyskens, PA-CSheldon, IA 512011992833438
  7. Jack Myers, P.A.Sheldon, IA 512011295817237
  8. Kaleb MyhrwoldSheldon, IA 512011457118366

Common questions

What is Clay David Miller's NPI number?

Clay David Miller's National Provider Identifier (NPI) is 1659013407, issued on Apr 12, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Clay David Miller located?

The NPPES record lists a practice address at 209 Washington Ave, Sheldon, IA, 51201. Phone: (605) 951-8850. Providers update this record themselves, so call before visiting.

How can I verify Clay David Miller's license?

NPPES lists Iowa license number 116939, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Clay David Miller prescribe under Medicare Part D?

In 2024, Clay David Miller had 146 Medicare Part D claims for 94 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Clay David Miller's MIPS final score?

The 2023 MIPS final score is 85.6 of 100, reported for the practice group. 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.