NPPES file of Aug 9, 2026

Anna Marie Sonstegard, MD

Dermatology Physician · Sioux Falls, SD

Anna Marie Sonstegard, MD is a dermatology physician with a practice address in Sioux Falls, South Dakota, and NPI 1902337298, issued on Mar 27, 2017. Check the license (South Dakota 01013321, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902337298
Name
Anna Marie Sonstegard
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
01013321 SD
Self-reported in NPPES; status is on the state search
Practice location
1310 W 22ND St, Sioux Falls, SD 57105
Phone
(605) 328-6585
Enumerated
Mar 27, 2017
Record last updated
Sep 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211026003103); 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 1310 W 22ND St

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

  1. Brandon Allard, M.D.Endocrinology, Diabetes & Metabolism Physician1124023882
  2. Beth Amdahl, PA-CPhysician Assistant1831183011
  3. William Avery, DOOtolaryngology Physician1144225392
  4. Richard Barth, M.D.Endocrinology, Diabetes & Metabolism Physician1659375038
  5. Shana Bauer-VaithAudiologist1043695679
  6. Stewart Bofenkamp, CCC-AAudiologist1861497000

Verify Anna Marie Sonstegard 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 01013321
    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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48% fewer Medicare Part D claims than the average dermatology physician in 2024

414 Medicare Part D claims for 131 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Anna Sonstegard414
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide50 claims
  2. Ketoconazole36 claims
  3. Fluocinonide31 claims
  4. Clobetasol Propionate29 claims
  5. Hydrocortisone25 claims
  6. Doxycycline Hyclate23 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): 76.7 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 score78.6
  2. Costout of 100 · 30%44.6
  3. Promoting interoperabilityout of 100 · 25%99.0
  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).

Bills Medicare through one group practice

  1. Sanford Medical CenterSioux Falls, SD

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

Anna Marie Sonstegard among 53 dermatology physician records in South Dakota

Anna Marie Sonstegard, MD is one of 53 dermatology physician records with a practice address in South Dakota. 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 2017, is newer than 87% of them.

  • NPI issued2017 · 87% of these records are older, 8% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2017 · median 2007 among the 39 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in South Dakota

There are 53 dermatology physician records in South Dakota.

The 8 dermatology physician records with the nearest ZIP codes

  1. William Brunner, MDSioux Falls, SD 571051639125818
  2. Gene Burrish, MDSioux Falls, SD 571051881699288
  3. Jocelyn Frohm, MDSioux Falls, SD 571051033220538
  4. Marc Green, MDSioux Falls, SD 571051508861915
  5. Sarah Kerr, M.D.Sioux Falls, SD 571051265630719
  6. Jacob KusmakSioux Falls, SD 571051285833459
  7. Michael McConnell, MDSioux Falls, SD 571051457356552
  8. David Shields, MDSioux Falls, SD 571051538164801

Common questions

What is Anna Marie Sonstegard, MD's NPI number?

Anna Marie Sonstegard, MD's National Provider Identifier (NPI) is 1902337298, issued on Mar 27, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Anna Marie Sonstegard, MD located?

The NPPES record lists a practice address at 1310 W 22ND St, Sioux Falls, SD, 57105. Phone: (605) 328-6585. Providers update this record themselves, so call before visiting.

How can I verify Anna Marie Sonstegard, MD's license?

NPPES lists South Dakota license number 01013321, 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 Anna Marie Sonstegard, MD prescribe under Medicare Part D?

In 2024, Anna Marie Sonstegard, MD had 414 Medicare Part D claims for 131 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Anna Marie Sonstegard, MD's MIPS final score?

The 2023 MIPS final score is 76.7 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.