Catherine S. Hwang, MD
NPI 1043496193ActiveIndividual· Radiology, Radiation Oncology· Orlando, FL
Radiology, Radiation Oncology (MD) in Orlando, Florida, trained at Northwestern University Feinberg Medical School (class of 2003). In 2024 Medicare paid $117,553 for 252 patients, and Part D covered 66 of their prescriptions, 83% of them generic. Bayer Healthcare Pharmaceuticals Inc. was the largest of 4 companies reporting payments in 2025, $81.05 in all, mostly food and beverage.
Overview
| NPI | 1043496193 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 18, 2008 |
| Last updated in NPPES | Oct 8, 2026 |
| Certified by provider | Oct 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | ME121276 | FL |
| Radiology, Radiation Oncology | 2085R0001X | 125045563 | IL |
| Radiology, Radiation Oncology | 2085R0001X | 51430 | WI |
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 - Radiation Oncology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 252 |
|---|---|
| Services billed | 1,701 across 25 procedure codes |
| Paid by Medicare | $117,553 |
Part D prescriptions in 2024
| Prescriptions (claims) | 66 · 71 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $1,573 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Radiation Oncology |
Medical groups
- Florida Hospital Medical Group IncOrlando, FL · 1,755 clinicians
- Florida Hospital Medical Group IncOrange City, FL · 329 clinicians
Hospital affiliation
- Adventhealth OrlandoOrlando, FL
Industry payments (Open Payments)
- 2025$81.05 · 4 payments from 4 companies
- 2024$29.38 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $27.99 | 1 |
| Novartis Pharmaceuticals Corporation | $20.14 | 1 |
| Geron Corporation | $18.64 | 1 |
| Daiichi Sankyo Inc. | $14.28 | 1 |
What the 2025 payments were for
- Food and Beverage$81.05 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 radiation oncologists in Orlando · All radiation oncologists in Florida