Thomas Zusag
Radiation Oncology · Geneva, ILNPI 1740281815
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 100.0% of the total across 111 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. It is spread thinly across 29 manufacturers, the largest accounting for just 13.1% — the pattern of someone who eats at a lot of different presentations.
Across 111 payments — averaging $13.30 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Amgen$194
- Novartis$172
- Lilly USA, LLC$125
- Bayer$120
- Merck$110
- Astellas Pharma US Inc$83
- plus $673 from 23 others
What the payments were for
- Food & beverage$1,476100%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Amgen | 16 | $194 |
| Novartis | 14 | $172 |
| Lilly USA, LLC | 9 | $125 |
| Bayer | 8 | $120 |
| Merck | 8 | $110 |
| Astellas Pharma US Inc | 6 | $83 |
| Takeda Pharmaceuticals U.S.A., Inc. | 4 | $58 |
| Seagen Inc. | 4 | $57 |
| AbbVie | 4 | $56 |
| Jazz Pharmaceuticals Inc. | 3 | $44 |
| Agios Pharmaceuticals, Inc. | 3 | $40 |
| Bristol Myers Squibb | 3 | $40 |
| E.r. Squibb & Sons, L.L.C. | 3 | $39 |
| Tersera Therapeutics LLC | 3 | $38 |
| Boehringer Ingelheim | 2 | $30 |
| Johnson & Johnson(2 entities) | 2 | $30 |
| Tesaro, Inc. | 2 | $30 |
| Sanofi | 2 | $27 |
| AstraZeneca(2 entities) | 2 | $27 |
| Dova Pharmaceuticals | 2 | $26 |
| Sirtex Medical Inc | 2 | $23 |
| Clovis Oncology, Inc. | 2 | $20 |
| Daiichi Sankyo Inc. | 1 | $16 |
| Incyte Corporation | 1 | $16 |
| Array Biopharma Inc | 1 | $12 |
| Ipsen Biopharmaceuticals, Inc | 1 | $12 |
| GSK | 1 | $11 |
| Pharmacyclics LLC, An Abbvie Company | 1 | $11 |
| Arbor Pharmaceuticals, Inc. | 1 | $11 |
How this compares
$1,476 in reported general payments places this provider in the 75th percentile of 242 radiation oncology providers in Illinois.
Other radiation oncology in Geneva
- Ramji RajendranElk Grove Village$207K
- Brian BaumannSpringfield$204K
- Tamer RefaatFreeport$151K
- Parthiv MehtaGlenview$149K
- Sean PitrodaChicago$103K
- Aditya JulooriChicago$73K
- Steven ChmuraChicago$59K
- Marc PosnerLake Forest$55K
- William SmallChicago$54K
- Ken TatebeChicago$42K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.