Matthew Alderson Barker, M.D.
NPI 1588629570ActiveIndividual· Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery· Sioux Falls, SD
Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery (M.D.) in Sioux Falls, South Dakota, trained at Sanford School of Medicine of University of South Dakota (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $331,894 for 1,228 claims, against $187,953 paid for services in 2024. Boston Scientific Corporation was the largest of 9 companies reporting payments in 2025, $23,437 in all, mostly consulting fees.
Overview
| NPI | 1588629570 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 20, 2006 |
| Last updated in NPPES | Nov 25, 2020 |
| Certified by provider | Nov 25, 2020 |
Specialties and licenses
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 531 |
|---|---|
| Services billed | 2,060 across 62 procedure codes |
| Paid by Medicare | $187,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,228 · 1,678 30-day fills |
|---|---|
| Patients | 449 |
| Total drug cost | $331,894 |
| Generic share | 53% of claims |
Education and affiliations
| Medical school | Sanford School of Medicine of University of South Dakota |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical group
- Avera McKennanSioux Falls, SD · 959 clinicians
Hospital affiliations
- Avera McKennan Hospital & University Health CenterSioux Falls, SD
- Avera Queen of PeaceMitchell, SD
- Avera St LukesAberdeen, SD
- Osceola Community HospitalSibley, IA
- Sioux Center HealthSioux Center, IA
Industry payments (Open Payments)
- 2025$23,437 · 90 payments from 9 companies
- 2024$18,686 · 78 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $14,660 | 26 |
| Astellas Pharma US Inc | $4,436 | 9 |
| Medtronic, Inc. | $2,435 | 41 |
| Provepharm Inc. | $1,380 | 2 |
| Carbon Medical Technologies, Inc. | $300.00 | 1 |
What the 2025 payments were for
- Consulting Fee$13,155 · 10 payments
- Travel and Lodging$5,076 · 24 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,608 · 3 payments
- Food and Beverage$1,599 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery providers in Sioux Falls
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