Registry data as of Aug 27, 2026

Aaron Zylstra, M.D.

Pediatrics Physician · Sioux Falls, SD

Aaron Zylstra, M.D. is a pediatrics physician with a practice address in Sioux Falls, South Dakota, and NPI 1093711731, issued on Jun 27, 2005. Check the license (South Dakota 5211, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1093711731
Name
Aaron Zylstra
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
5211 SD
Self-reported in NPPES; status is on the state search
Practice location
1205 S Grange Ave, Sioux Falls, SD 57105
Phone
(605) 328-7800
Enumerated
Jun 27, 2005
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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Also registered at 1205 S Grange Ave

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

  1. Backer Abdu, MDStudent in an Organized Health Care Education/Training Program1306366760
  2. Mouhanna Abu Ghanimeh, M.D.Internal Medicine Physician1962812982
  3. Muslim Atiq, M.D.Internal Medicine Physician1548475031
  4. Lee Austin, M.D.Internal Medicine Physician1306927074
  5. Barry Bauer, M.D.Pediatrics Physician1831195569
  6. Robert Behrend, MDInternal Medicine Physician1578569000

Verify Aaron Zylstra 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 5211
    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.

Industry payments in 2024: $20.36

1 payment, mostly food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 23,406 providers of this specialty with any payment received $1,203.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Aaron Zylstra$20.36
  2. Specialty average$1,203.67

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

94 pediatrics physician records list a Sioux Falls practice address

They are 94 of the 6,563 NPPES records with a Sioux Falls practice address, and 161 pediatrics physician records in South Dakota.

Other pediatrics physician records in South Dakota

  1. Marty Allison, MDPierre, SD1013981927
  2. Mohammad AlzoubaidiSioux Falls, SD1841923505
  3. Angela Anderson, MDSpearfish, SD1235173659
  4. Gregory Anderson, D.O.Rapid City, SD1225016777
  5. Sara AndersonSioux Falls, SD1851912281
  6. Stellar Anonye Achampong, MDSisseton, SD1710023940
  7. Christine Arnold, MDMitchell, SD1487620894
  8. Michelle Baack, MDSioux Falls, SD1316911266
  9. Courtney Backer, M.D.Sioux Falls, SD1356723308
  10. David Basel, MDHarrisburg, SD1669451340

Common questions

What is Aaron Zylstra, M.D.'s NPI number?

Aaron Zylstra, M.D.'s National Provider Identifier (NPI) is 1093711731, issued on Jun 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Zylstra, M.D. located?

The NPPES record lists a practice address at 1205 S Grange Ave, Sioux Falls, SD, 57105. Phone: (605) 328-7800. Providers update this record themselves, so call before visiting.

How can I verify Aaron Zylstra, M.D.'s license?

NPPES lists South Dakota license number 5211, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.