Ethan Roth Stofferan
NPI 1508437559ActiveIndividual· Physician Assistant, Surgical· Dakota Dunes, SD
Physician Assistant, Surgical with Cnos PC, practicing in Dakota Dunes, South Dakota. 202 Medicare patients in 2024, $26,257 paid; nearly all of their 81 Part D prescriptions were generic (91%). Conetic Solutions, Inc. was the largest of 2 companies reporting payments in 2025, $112.17 in all, mostly food and beverage. Lists Horn Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1508437559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 9, 2021 |
| Last updated in NPPES | Jul 9, 2021 |
| Certified by provider | Jul 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | — | — |
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 - Physician Assistant (IA); Practitioner - Physician Assistant (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 202 |
|---|---|
| Services billed | 365 across 71 procedure codes |
| Paid by Medicare | $26,257 |
Part D prescriptions in 2024
| Prescriptions (claims) | 81 · 81 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $3,858 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Cnos PCSioux City, IA · 99 clinicians
Hospital affiliations
- Horn Memorial HospitalIda Grove, IA
- St Lukes Regional Medical CenterSioux City, IA
Industry payments (Open Payments)
- 2025$112.17 · 4 payments from 2 companies
- 2024$102.72 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Conetic Solutions, Inc. | $74.88 | 2 |
| Orthofix Medical, Inc. | $37.29 | 2 |
What the 2025 payments were for
- Food and Beverage$112.17 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Physician Assistant, Surgical providers in South Dakota →