NPPES file of Aug 9, 2026

Margaret A. Benson, MD

Family Medicine Physician · Sioux Falls, SD

Margaret A. Benson, MD is a family medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1780688549, issued on Jun 9, 2005. Check the license (South Dakota 1814, 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
1780688549
Name
Margaret A. Benson
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
1814 SD
Self-reported in NPPES; status is on the state search
Practice location
4405 E 26TH St, Sioux Falls, SD 57103
Phone
(605) 332-2883
Enumerated
Jun 9, 2005
Record last updated
Nov 25, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID
5604764 SD
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 4405 E 26TH St

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

  1. Sara Al-Juboori, MDStudent in an Organized Health Care Education/Training Program1013807924
  2. Mohammad AlzoubaidiPediatrics Physician1841923505
  3. Stephanie Bargmann, CNPNurse Practitioner1669921136
  4. Elizabeth Bauer, MDPediatrics Physician1124024153
  5. Julia BluePediatrics Physician1134786676
  6. Madison Bren, DNPPediatric Nurse Practitioner1366181729

Verify Margaret A. Benson 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 1814
    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

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99% fewer Medicare Part D claims than the average family medicine physician in 2024

25 Medicare Part D claims for 14 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Margaret Benson25
  2. Specialty average3,544

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.

195 family medicine physician records list a practice address in Sioux Falls

They are 195 of the 6,563 NPPES records with a practice address in Sioux Falls, and 601 family medicine physician records in South Dakota.

Other family medicine physician records in South Dakota

  1. Adeem Abdulwahab, M.DSioux Falls, SD1720432073
  2. Gordon Abernathie, D.O.Rapid City, SD1053316174
  3. Kyle Adams, D.O.Rapid City, SD1881009496
  4. Mary Ahlers, DOBrookings, SD1609301365
  5. Alese Allerdings, M.D.De Smet, SD1285926261
  6. Jay Allison, MDSioux Falls, SD1235195041
  7. E. Amundson, MDSioux Falls, SD1144220914
  8. Sylvia Anderson, MDFaulkton, SD1790891844
  9. Wayne Anderson, MDSpearfish, SD1902834914
  10. Roberto Anel, MDSioux Falls, SD1841411444

Common questions

What is Margaret A. Benson, MD's NPI number?

Margaret A. Benson, MD's National Provider Identifier (NPI) is 1780688549, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Margaret A. Benson, MD located?

The NPPES record lists a practice address at 4405 E 26TH St, Sioux Falls, SD, 57103. Phone: (605) 332-2883. Providers update this record themselves, so call before visiting.

How can I verify Margaret A. Benson, MD's license?

NPPES lists South Dakota license number 1814, 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 Margaret A. Benson, MD prescribe under Medicare Part D?

In 2024, Margaret A. Benson, MD had 25 Medicare Part D claims for 14 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.