Zachary Chadnick, M.D.
NPI 1366977415ActiveIndividual· Surgery, Vascular Surgery· Sumter, SC
Surgery, Vascular Surgery (M.D.) with Prisma Health Medical Group-Midlands, practicing in Sumter, South Carolina. Mostly services rather than prescriptions: Medicare paid $14,950 for 79 patients in 2024, with only 21 Part D claims. Cook Medical LLC was the largest of 18 companies reporting payments in 2025, $3,601 in all, mostly food and beverage. Lists Prisma Health Baptist and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1366977415 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 26, 2017 |
| Last updated in NPPES | Aug 16, 2024 |
| Certified by provider | Aug 16, 2024 |
| Reactivated | Dec 7, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 91231 | SC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Surgery, Vascular Surgery | 2086S0129X | 71828 | CT |
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 - Vascular Surgery (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 139 across 44 procedure codes |
| Paid by Medicare | $14,950 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 29 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $1,100 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Vascular Surgery |
Medical group
- Prisma Health Medical Group-MidlandsColumbia, SC · 1,068 clinicians
Hospital affiliations
- Prisma Health BaptistColumbia, SC
- Prisma Health Baptist ParkridgeColumbia, SC
- Prisma Health Richland HospitalColumbia, SC
- Prisma Health Tuomey HospitalSumter, SC
Industry payments (Open Payments)
- 2025$3,601 · 73 payments from 18 companies
- 2024$6,435 · 43 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cook Medical LLC | $1,361 | 36 |
| Ossur Americas, Inc. | $441.64 | 2 |
| Imperative Care, Inc | $374.70 | 7 |
| W. L. Gore & Associates, Inc. | $287.88 | 5 |
| Endologix LLC | $285.45 | 2 |
What the 2025 payments were for
- Food and Beverage$3,601 · 73 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery, Vascular Surgery providers in Sumter
- 1992720601