Roger Gammon
Interventional Cardiology · Austin, TXNPI 1366435810
Payments from drug & device makers
Across 503 payments — averaging $437.47 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Biotronik Inc.$69K
- Surmodics, Inc.$58K
- Shockwave Medical, Inc$30K
- Boston Scientific$24K
- Bard Peripheral Vascular, Inc.$20K
- Merck$10K
- plus $9K from 11 others
What the payments were for
- Food & beverage$1,18113%
- Ownership interest$7,86587%
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 |
|---|---|---|
| Biotronik Inc. | 363 | $69,303 |
| Surmodics, Inc. | 61 | $57,578 |
| Shockwave Medical, Inc | 18 | $30,126 |
| Boston Scientific | 19 | $24,382 |
| Bard Peripheral Vascular, Inc. | 3 | $19,700 |
| Merck | 3 | $9,700 |
| Idev Technologies, Inc. | 1 | $7,865 |
| C. R. Bard, Inc. & Subsidiaries | 1 | $700 |
| Actelion Pharmaceuticals US, Inc. | 17 | $308 |
| Abbott | 1 | $118 |
| Johnson & Johnson | 6 | $83 |
| Abiomed | 3 | $60 |
| Novartis | 3 | $59 |
| Medtronic | 1 | $24 |
| Biocompatibles, Inc. | 1 | $16 |
| Chiesi USA, Inc. | 1 | $15 |
| Pfizer | 1 | $11 |
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
$220,050 in reported general payments places this provider in the 90th percentile of 686 interventional cardiology providers in Texas.
Other interventional cardiology in Austin
- Mark PirwitzAustin$2.4M
- Francis ZidarAustin$1.8M
- Juhana KarhaAustin$842K
- Robert StolerDallas$8.2M
- James ChoiDallas$5.2M
- Srinivasa PotluriPlano$5.1M
- Neal KleimanHouston$4.8M
- Juan GranadaHouston$4.3M
- Ira LieberKingwood$3.3M
- Cara Ann EastDallas$3M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.