Gunther Rencken, MD
NPI 1568402089ActiveIndividual· Family Medicine· Walterboro, SC
Family Medicine (MD) in Walterboro, South Carolina, trained at Medical College of Georgia School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $1,739,780 for 21,584 claims, against $6,758 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 4 companies reporting payments in 2025, $271.73 in all, mostly food and beverage.
Overview
| NPI | 1568402089 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Jan 27, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 23598 | 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) | Enrolled Practitioner - Family Practice (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 150 |
|---|---|
| Services billed | 253 across 16 procedure codes |
| Paid by Medicare | $6,758 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21,584 · 43,285 30-day fills |
|---|---|
| Patients | 1,035 |
| Total drug cost | $1,739,780 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Medical College of Georgia School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Family Practice |
Medical group
- Walterboro Family Practice Associates PAWalterboro, SC · 7 clinicians
Hospital affiliations
- Colleton Medical CenterWalterboro, SC
- Trident Medical CenterCharleston, SC
Other facilities
- Amedisys Home Health of Charleston EastHome health agency · Charleston, SC
- Centerwell Home HealthHome health agency · Walterboro, SC
Industry payments (Open Payments)
- 2025$271.73 · 34 payments from 4 companies
- 2024$131.97 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $199.74 | 30 |
| Corcept Therapeutics | $32.20 | 2 |
| Novo Nordisk Inc | $25.95 | 1 |
| Pfizer Inc. | $13.84 | 1 |
What the 2025 payments were for
- Food and Beverage$271.73 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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