NPPES file of Aug 9, 2026

Sean Darrell Nelson, MD

Family Medicine Physician · Sioux City, IA

Sean Darrell Nelson, MD is a family medicine physician with a practice address in Sioux City, Iowa, and NPI 1477044758, issued on May 23, 2018. Check the license (Iowa R-11151, 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
1477044758
Name
Sean Darrell Nelson
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
R-11151 IA
Self-reported in NPPES; status is on the state search
Practice location
2501 Pierce St, Sioux City, IA 51104
Phone
(712) 294-5000
Enumerated
May 23, 2018
Record last updated
May 23, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(712) 294-5091
Medicare enrollment
Enrolled (PECOS I20211001000592); may accept Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 2018
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 2501 Pierce St

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

  1. Amjad Abdelhady, MDFamily Medicine Physician1033966700
  2. James Anderson, LISWSocial Worker1568447506
  3. Fnu AnumFamily Medicine Physician1144019944
  4. Matthew Arnold, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1467707505
  5. Ravinder AujlaFamily Medicine Physician1073303681
  6. Jade BairdFamily Medicine Physician1790615227

Verify Sean Darrell Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license R-11151
    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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84% more Medicare Part D claims than the average family medicine physician in 2024

6,524 Medicare Part D claims for 483 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 93 claims were for opioids.

  1. Sean Nelson6,524
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium282 claims
  2. Levothyroxine Sodium261 claims
  3. Omeprazole255 claims
  4. Lisinopril237 claims
  5. Amlodipine Besylate233 claims
  6. Gabapentin217 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.

Bills Medicare through 2 group practices

  1. Sioux Valley Memorial Hospital AssociationAurelia, IA
  2. Sports Rehab And Professional Therapy Associates IncStorm Lake, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sean Darrell Nelson among 2,336 family medicine physician records in Iowa

Sean Darrell Nelson, 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 2018, is newer than 80% of them.

  • NPI issued2018 · 80% of these records are older, 18% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2018 · median 2006 among the 1,367 with a school on file
  • Record last updated2018 · 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).

88 family medicine physician records list a practice address in Sioux City

They are 88 of the 1,486 NPPES records with a practice address in Sioux City, and 2,336 family medicine physician records in Iowa.

The 8 family medicine physician records with the nearest ZIP codes

  1. Rick Colwell, D.O.Sioux City, IA 511041396710497
  2. Gary Hattan, MDSioux City, IA 511041619961729
  3. Michael Jung, MDSioux City, IA 511041023093580
  4. Frank Marino, DOSioux City, IA 511041699740159
  5. Gerald McGowan, M.D.Sioux City, IA 511041265418644
  6. Terry Mitchell, MDSioux City, IA 511041720053796
  7. Paul Peterson, DOSioux City, IA 511041326013426
  8. Amy Rief-Elks, D.O.Sioux City, IA 511041194790659

Common questions

What is Sean Darrell Nelson, MD's NPI number?

Sean Darrell Nelson, MD's National Provider Identifier (NPI) is 1477044758, issued on May 23, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Sean Darrell Nelson, MD located?

The NPPES record lists a practice address at 2501 Pierce St, Sioux City, IA, 51104. Phone: (712) 294-5000. Providers update this record themselves, so call before visiting.

How can I verify Sean Darrell Nelson, MD's license?

NPPES lists Iowa license number R-11151, 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 Sean Darrell Nelson, MD prescribe under Medicare Part D?

In 2024, Sean Darrell Nelson, MD had 6,524 Medicare Part D claims for 483 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.