Charles Stephen Holladay, MD
NPI 1215929542ActiveIndividual· Internal Medicine, Hematology & Oncology· North Charleston, SC
Internal Medicine, Hematology & Oncology (MD) in North Charleston, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $6,612,317 for 1,289 claims, against $77,651 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 33 companies reporting payments in 2025, $2,065 in all, mostly food and beverage.
Overview
| NPI | 1215929542 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 23, 2005 |
| Last updated in NPPES | Sep 30, 2025 |
| Certified by provider | Sep 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 18607 | 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 - Hematology/Oncology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 318 |
|---|---|
| Services billed | 1,129 across 11 procedure codes |
| Paid by Medicare | $77,651 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,289 · 1,693 30-day fills |
|---|---|
| Patients | 207 |
| Total drug cost | $6,612,317 |
| Generic share | 60% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Bon Secours St Francis Xavier Hospital IncCharleston, SC · 207 clinicians
Hospital affiliations
- Bon Secours-St Francis Xavier HospitalCharleston, SC
- Colleton Medical CenterWalterboro, SC
- Roper HospitalCharleston, SC
- Roper St Francis Hospital-Berkeley IncSummerville, SC
- Trident Medical CenterCharleston, SC
Other facilities
- Crescent Hospice, IncHospice · Columbia, SC
Industry payments (Open Payments)
- 2025$2,065 · 88 payments from 33 companies
- 2024$2,036 · 89 payments from 29 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $248.53 | 11 |
| Astrazeneca Pharmaceuticals LP | $161.92 | 8 |
| Pfizer Inc. | $152.32 | 7 |
| Celgene Corporation | $149.96 | 7 |
| Janssen Biotech, Inc. | $141.25 | 3 |
What the 2025 payments were for
- Food and Beverage$1,939 · 86 payments
- Education$126.28 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 hematologist-oncologists in North Charleston · All hematologist-oncologists in South Carolina