John Williamson
Urology · Austin, TXNPI 1073566709
Payments from drug & device makers
Across 107 payments — averaging $16.88 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$247
- Astellas Pharma US Inc$240
- Medtronic$203
- Johnson & Johnson$191
- Pfizer$168
- Endo Pharmaceuticals Inc.$150
- plus $608 from 16 others
What the payments were for
- Food & beverage$1,61289%
- Education$19511%
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 |
|---|---|---|
| AbbVie(2 entities) | 20 | $247 |
| Astellas Pharma US Inc | 15 | $240 |
| Medtronic | 1 | $203 |
| Johnson & Johnson | 11 | $191 |
| Pfizer | 21 | $168 |
| Endo Pharmaceuticals Inc. | 5 | $150 |
| Amgen | 5 | $98 |
| Boston Scientific | 6 | $95 |
| Relievant Medsystems, Inc. | 3 | $68 |
| Antares Pharma, Inc. | 3 | $50 |
| Convatec Inc. | 2 | $44 |
| Dendreon Pharmaceuticals LLC | 3 | $44 |
| Therapeuticsmd, Inc. | 2 | $34 |
| Myriad Genetic Laboratories, Inc. | 2 | $30 |
| BD | 1 | $27 |
| Bard Peripheral Vascular, Inc. | 1 | $24 |
| Blue Earth Diagnostics | 1 | $21 |
| Tolmar Pharmaceuticals, Inc. | 1 | $15 |
| Acerus Pharmaceuticals Corporation | 1 | $15 |
| Ambu Inc. | 1 | $14 |
| Aytu Biopharma, Inc. | 1 | $14 |
| Urogen Pharma, Inc. | 1 | $13 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
How this compares
$1,806 in reported general payments places this provider in the 30th percentile of 878 urology providers in Texas.
Other urology in Austin
- Michael TrotterAustin$892K
- Varun SundaramAustin$400K
- Elizabeth MobleyAustin$283K
- Parviz KavoussiAustin$251K
- Peter RuffAustin$168K
- Zvi SchiffmanHouston$17.8M
- Jose de la CerdaSan Antonio$9M
- Daniel SaltzsteinSan Antonio$5.8M
- Jose KaramHouston$5.7M
- Daniel ZainfeldSan Antonio$4.7M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.