Nathan Risk, MD
NPI 1639861818ActiveIndividual· Surgery· Charleston, SC
Surgery (MD) in Charleston, South Carolina, licensed in SC, with an NPI issued in May 2023. Part D covered 42 prescriptions written in 2024, 98% of them generic. Davol Inc. was the largest of 4 companies reporting payments in 2025, $624.43 in all, mostly food and beverage.
Overview
| NPI | 1639861818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 24, 2023 |
| Last updated in NPPES | May 24, 2023 |
| Certified by provider | May 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | MMD.89847 | SC |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 44 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $587.36 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$624.43 · 5 payments from 4 companies
- 2024$245.82 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Davol Inc. | $194.25 | 2 |
| Sanara Medtech Inc. | $179.40 | 1 |
| Atricure, Inc. | $138.81 | 1 |
| Depuy Synthes Sales Inc. | $111.97 | 1 |
What the 2025 payments were for
- Food and Beverage$624.43 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 186 general surgeons in Charleston · All general surgeons in South Carolina