Benjamin Clarence Aaker, MD
NPI 1811198278ActiveIndividual· Emergency Medicine· Yankton, SD
Emergency Medicine (MD) in Yankton, South Dakota, trained at University of Nebraska College of Medicine (class of 2005). Mostly services rather than prescriptions: Medicare paid $3,968 for 64 patients in 2024, with only 34 Part D claims.
Overview
| NPI | 1811198278 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 31, 2007 |
| Last updated in NPPES | Dec 27, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | SD7930 | SD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 64 |
|---|---|
| Services billed | 83 across 6 procedure codes |
| Paid by Medicare | $3,968 |
Part D prescriptions in 2024
| Prescriptions (claims) | 34 · 34 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $1,105 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Emergency Medicine |
Medical group
- Prairie Lakes Health Care System IncWatertown, SD · 109 clinicians
Hospital affiliations
- Avera McKennan Hospital & University Health CenterSioux Falls, SD
- Avera Queen of PeaceMitchell, SD
- Avera Sacred Heart HospitalYankton, SD
- Prairie Lakes Healthcare System, IncWatertown, SD
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Yankton
- 1295908770