Stefanie E. Roby, PA-C
NPI 1538464003ActiveIndividual· Physician Assistant· Watertown, SD
Physician Assistant (PA-C) with Prairie Lakes Health Care System Inc, practicing in Watertown, South Dakota. Their prescriptions cost Medicare Part D more than their services did: $340,079 for 1,116 claims, against $13,988 paid for services in 2024. Calliditas Therapeutics US Inc. was the largest of 2 companies reporting payments in 2025, $49.64 in all, mostly food and beverage. Lists Coteau Des Prairies Health Care System and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1538464003 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 14, 2011 |
| Last updated in NPPES | Dec 31, 2019 |
| Certified by provider | Dec 31, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 (MN); Practitioner - Physician Assistant (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 293 across 7 procedure codes |
| Paid by Medicare | $13,988 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,116 · 2,331 30-day fills |
|---|---|
| Patients | 204 |
| Total drug cost | $340,079 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Prairie Lakes Health Care System IncWatertown, SD · 109 clinicians
Hospital affiliations
- Coteau Des Prairies Health Care SystemSisseton, SD
- Huron Regional Medical CenterHuron, SD
- Johnson Memorial HospitalDawson, MN
- Prairie Lakes Healthcare System, IncWatertown, SD
- Sanford Hospital Webster - CahWebster, SD
Industry payments (Open Payments)
- 2025$49.64 · 2 payments from 2 companies
- 2024$84.89 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $26.41 | 1 |
| Travere Therapeutics, Inc. | $23.23 | 1 |
What the 2025 payments were for
- Food and Beverage$49.64 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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