NPPES file of Aug 9, 2026

Matthew Alderson Barker, M.D.

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician · Sioux Falls, SD

Matthew Alderson Barker, M.D. is a urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician with a practice address in Sioux Falls, South Dakota, and NPI 1588629570, issued on Apr 20, 2006. Check the license (South Dakota 7502, 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
1588629570
Name
Matthew Alderson Barker
Credential
M.D.
Primary taxonomy
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician 207VF0040X
License numbers
7502 SD
87551 OH
46562 WI
Self-reported in NPPES; status is on the state search
Practice location
6100 S Louise Ave Ste 1110, Sioux Falls, SD 57108
Phone
(605) 504-1900
Enumerated
Apr 20, 2006
Record last updated
Nov 25, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(605) 504-1901
Medicaid IDs
6201632 SD
6201630 SD
Medicare enrollment
Enrolled (PECOS I20090723000117); accepts Medicare assignment
Medical or professional school
Sanford School Of Medicine Of University Of South Dakota, 2002
Telehealth
Offers telehealth (CMS)
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 6100 S Louise Ave Ste 1110

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

  1. Tabitha Ammann, DNP, CNPFamily Nurse Practitioner1386045862
  2. Marissa Eich, CNPFamily Medicine Physician1437043668
  3. Christina PekoskePhysician Assistant1538533427

Verify Matthew Alderson Barker 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 7502
    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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68% more Medicare Part D claims than the average urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician in 2024

1,228 Medicare Part D claims for 449 beneficiaries, against an average of 732 among the 998 providers of this specialty who prescribed in Part D. Brand-name drugs were 47% of claims.

  1. Matthew Barker1,228
  2. Specialty average732

Most prescribed

  1. Gemtesa280 claims
  2. Cephalexin202 claims
  3. Myrbetriq191 claims
  4. Estradiol90 claims
  5. Clobetasol Propionate74 claims
  6. Linzess49 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: $18,685.85

78 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 864 providers of this specialty with any payment received $2,558.52 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Barker$18,686
  2. Specialty average$2,559

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. Avera MckennanSioux Falls, SD

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

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician providers in South Dakota

There are 3 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records in South Dakota.

The 2 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records with the nearest ZIP codes

  1. Kevin Benson, MDSioux Falls, SD 571051649259227
  2. Michael Fiegen, M.D.Sioux Falls, SD 571051467457549

Common questions

What is Matthew Alderson Barker, M.D.'s NPI number?

Matthew Alderson Barker, M.D.'s National Provider Identifier (NPI) is 1588629570, issued on Apr 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Alderson Barker, M.D. located?

The NPPES record lists a practice address at 6100 S Louise Ave Ste 1110, Sioux Falls, SD, 57108. Phone: (605) 504-1900. Providers update this record themselves, so call before visiting.

How can I verify Matthew Alderson Barker, M.D.'s license?

NPPES lists South Dakota license number 7502, 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 Matthew Alderson Barker, M.D. prescribe under Medicare Part D?

In 2024, Matthew Alderson Barker, M.D. had 1,228 Medicare Part D claims for 449 beneficiaries; the average among urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician prescribers was 732. 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.