Anna Brook Bahnson, MD
NPI 1073177853ActiveIndividual· Dermatology· Sioux Falls, SD
Dermatology (MD) with Avera McKennan, practicing in Sioux Falls, South Dakota. Their prescriptions cost Medicare Part D more than their services did: $307,261 for 579 claims, against $42,309 paid for services in 2024. Abbvie Inc. was the largest of 9 companies reporting payments in 2025, $453.08 in all, mostly food and beverage. Lists Avera McKennan Hospital & University Health Center as a hospital affiliation.
Overview
| NPI | 1073177853 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 26, 2019 |
| Last updated in NPPES | Oct 31, 2023 |
| Certified by provider | Jun 29, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 14526 | SD |
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 - Dermatology (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 396 |
|---|---|
| Services billed | 1,437 across 36 procedure codes |
| Paid by Medicare | $42,309 |
Part D prescriptions in 2024
| Prescriptions (claims) | 579 · 726 30-day fills |
|---|---|
| Patients | 211 |
| Total drug cost | $307,261 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Avera McKennanSioux Falls, SD · 959 clinicians
Hospital affiliation
- Avera McKennan Hospital & University Health CenterSioux Falls, SD
Industry payments (Open Payments)
- 2025$453.08 · 24 payments from 9 companies
- 2024$590.58 · 20 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $193.20 | 13 |
| Journey Medical Corporation | $75.93 | 1 |
| Regeneron Healthcare Solutions, Inc. | $57.78 | 3 |
| Genzyme Corporation | $38.95 | 2 |
| Amgen Inc. | $20.16 | 1 |
What the 2025 payments were for
- Food and Beverage$453.08 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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