Isadora Sande Mathias
Cardiovascular Disease · Round Rock, TXNPI 1689169716
Payments from drug & device makers
What this record shows
This record is dominated by food and beverage: $7,636 of the $9,536 with a category attached, or 80.1%. It is spread thinly across 20 manufacturers, the largest accounting for just 22.8% — the pattern of someone who eats at a lot of different presentations.
Across 215 payments — averaging $44.35 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Abbott$2K
- Edwards Lifesciences$2K
- Medtronic$2K
- Boston Scientific$1K
- Amgen$444
- Boehringer Ingelheim$303
- plus $1K from 14 others
What the payments were for
- Travel & lodging$1,18112%
- Food & beverage$7,63680%
- Education$7188%
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 |
|---|---|---|
| Abbott | 51 | $2,174 |
| Edwards Lifesciences | 11 | $2,071 |
| Medtronic | 40 | $1,819 |
| Boston Scientific | 18 | $1,258 |
| Amgen | 27 | $444 |
| Boehringer Ingelheim | 17 | $303 |
| Philips North America LLC | 3 | $291 |
| Pfizer | 21 | $237 |
| Impulse Dynamics (USA) Inc. | 1 | $181 |
| Lantheus Medical Imaging, Inc. | 7 | $155 |
| Abiomed | 4 | $121 |
| Biotronik Inc. | 1 | $117 |
| E.r. Squibb & Sons, L.L.C. | 1 | $90 |
| Lexicon Pharmaceuticals, Inc. | 4 | $84 |
| Novartis | 3 | $56 |
| Bridgebio Pharma, Inc. | 2 | $44 |
| ZOLL Services LLC (a/k/a ZOLL Lifecor Corp) | 1 | $32 |
| Actelion Pharmaceuticals US, Inc. | 1 | $24 |
| Sanofi-aventis U.S. LLC | 1 | $18 |
| AstraZeneca | 1 | $18 |
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.
- EVOQUE$1,398
- COREVALVE EVOLUT R$387
- OPTIMIZER$361
- AZURE XT DR MRI SURESCAN$325
- THORATEC HEARTMATE 3 LVAS IMPLANT KIT$325
- COBALT DR MRI SURESCAN$293
- SAPIEN 3 Ultra RESILIA$271
- CARDIOMEMS$246
- DRAGONFLY OPSTAR$242
- AVVIGO Guidance System$232
- SYNERGY$169
- WATCHMAN FLX$136
- OPTICROSS$130
- COMET$119
- Orsiro Mission$117
- (BQ9) Coronary IVUS$113
- (6342) Intrasight Integrated$104
How this compares
$9,536 in reported general payments places this provider in the 75th percentile of 1,515 cardiovascular disease providers in Texas.
Other cardiovascular disease in Round Rock
- Jaime Hernandez-MontfortRound Rock$123K
- Ramin Farzaneh-FarDallas$17.1M
- John OsborneGrapevine$1.3M
- Darren McGuireDallas$1.2M
- Peter McCulloughDallas$664K
- Ann NavarDallas$616K
- Biykem BozkurtHouston$606K
- Milton PackerDallas$530K
- Amarinder BindraDallas$512K
- Robert SalazarKingwood$478K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.