Ward A. Katsanis, MD
NPI 1659377851ActiveIndividual· Obstetrics & Gynecology, Gynecologic Oncology· Charleston, SC
Obstetrics & Gynecology, Gynecologic Oncology (MD) in Charleston, South Carolina, trained at University of Cincinnati College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $610,649 for 874 claims, against $89,405 paid for services in 2024. Eisai Inc. was the largest of 3 companies reporting payments in 2025, $71.98 in all, mostly food and beverage.
Overview
| NPI | 1659377851 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 22, 2005 |
| Last updated in NPPES | Feb 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Gynecologic Oncology Primary | 207VX0201X | 21397 | SC |
| Obstetrics & Gynecology, Gynecology | 207VG0400X | 21397 | SC |
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 - Gynecological Oncology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 360 |
|---|---|
| Services billed | 732 across 37 procedure codes |
| Paid by Medicare | $89,405 |
Part D prescriptions in 2024
| Prescriptions (claims) | 874 · 1,263 30-day fills |
|---|---|
| Patients | 172 |
| Total drug cost | $610,649 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Gynecological Oncology |
| Secondary specialties | Obstetrics/Gynecology |
Hospital affiliations
- Colleton Medical CenterWalterboro, SC
- Mount Pleasant HospitalMount Pleasant, SC
- Roper St Francis Hospital-Berkeley IncSummerville, SC
- Trident Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$71.98 · 3 payments from 3 companies
- 2024$330.59 · 13 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Eisai Inc. | $28.34 | 1 |
| Genmab U.S., Inc. | $22.75 | 1 |
| Merck Sharp & Dohme LLC | $20.89 | 1 |
What the 2025 payments were for
- Food and Beverage$71.98 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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