NPPES file of Aug 9, 2026

Kelly L. Delaney-Nelson, M.D.

Rheumatology Physician · Dakota Dunes, SD

Kelly L. Delaney-Nelson, M.D. is a rheumatology physician with a practice address in Dakota Dunes, South Dakota, and NPI 1356752067, issued on May 15, 2014. Check the license (South Dakota 12009, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; 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
1356752067
Name
Kelly L. Delaney-Nelson
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
12009 SD
MD-47313 IA
66086-20 WI
Self-reported in NPPES; status is on the state search
Practice location
575 N Sioux Point RD, Dakota Dunes, SD 57049
Phone
(605) 217-2667
Enumerated
May 15, 2014
Record last updated
Aug 7, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20250204001738); accepts Medicare assignment
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 575 N Sioux Point RD

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

  1. Tyson AllenSurgical Physician Assistant1053911123
  2. Aaron Althaus, MDOrthopaedic Surgery Physician1518195619
  3. Brittany Anderson, CNPFamily Nurse Practitioner1770969164
  4. Trisha Anderson, PA-CSurgical Physician Assistant1932734191
  5. Margaret Andriano-Hazel, PTPhysical Therapist1265128250
  6. Tiffany Becker, PTPhysical Therapist1699059246

Verify Kelly L. Delaney-Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
    Search for license 12009
    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 South Dakota 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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81% more Medicare Part D claims than the average rheumatology physician in 2024

3,572 Medicare Part D claims for 483 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 29 claims were for opioids.

  1. Kelly Delaney-Nelson3,572
  2. Specialty average1,978

Most prescribed

  1. Methotrexate841 claims
  2. Prednisone579 claims
  3. Hydroxychloroquine Sulfate563 claims
  4. Leflunomide220 claims
  5. Sulfasalazine217 claims
  6. Gabapentin177 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: $678.05

43 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kelly Delaney-Nelson$678.05
  2. Specialty average$8,538.33

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

Bills Medicare through one group practice

  1. Cnos PCSouth Sioux City, NE

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

Kelly L. Delaney-Nelson among 17 rheumatology physician records in South Dakota

Kelly L. Delaney-Nelson, M.D. is one of 17 rheumatology physician records with a practice address in South Dakota. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 65% of them.

  • NPI issued2014 · 65% of these records are older, 24% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2014 · median 2011 among the 12 with a school on file
  • Record last updated2020 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in South Dakota

There are 17 rheumatology physician records in South Dakota.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Leann Bassing, M.D.Yankton, SD 570781871784124
  2. Wais Afzal, M.D.Sioux Falls, SD 571051710377544
  3. Baker Alkhairi, M.B.B.CH.Sioux Falls, SD 571051720519093
  4. Eduardo Bonilla Trejos, M.D.Sioux Falls, SD 571051972709004
  5. Vivek Joseph, MDSioux Falls, SD 571051669888566
  6. Joseph Fanciullo, MDSioux Falls, SD 571081437182516
  7. Christine Halligan, MDSioux Falls, SD 571081871526962
  8. Kelsey Holkesvik, MDSioux Falls, SD 571081962899088

Common questions

What is Kelly L. Delaney-Nelson, M.D.'s NPI number?

Kelly L. Delaney-Nelson, M.D.'s National Provider Identifier (NPI) is 1356752067, issued on May 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Kelly L. Delaney-Nelson, M.D. located?

The NPPES record lists a practice address at 575 N Sioux Point RD, Dakota Dunes, SD, 57049. Phone: (605) 217-2667. Providers update this record themselves, so call before visiting.

How can I verify Kelly L. Delaney-Nelson, M.D.'s license?

NPPES lists South Dakota license number 12009, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kelly L. Delaney-Nelson, M.D. prescribe under Medicare Part D?

In 2024, Kelly L. Delaney-Nelson, M.D. had 3,572 Medicare Part D claims for 483 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.