Robert Hamburg
Interventional Cardiology · Chandler, AZNPI 1053387563
Payments from drug & device makers
Across 147 payments — averaging $18.45 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- ZOLL Services LLC (a/k/a ZOLL Lifecor Corp)$511
- Johnson & Johnson$336
- Astellas Pharma US Inc$293
- Boston Scientific$219
- Abbott$201
- Chiesi USA, Inc.$153
- plus $999 from 18 others
What the payments were for
- Food & beverage$2,53994%
- Education$1736%
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 |
|---|---|---|
| ZOLL Services LLC (a/k/a ZOLL Lifecor Corp) | 30 | $511 |
| Johnson & Johnson(2 entities) | 26 | $336 |
| Astellas Pharma US Inc | 8 | $293 |
| Boston Scientific | 9 | $219 |
| Abbott | 5 | $201 |
| Chiesi USA, Inc. | 9 | $153 |
| AstraZeneca | 8 | $125 |
| Amarin Pharma, Inc. | 6 | $123 |
| Bardy Diagnostics, Inc. | 6 | $105 |
| Boehringer Ingelheim | 5 | $91 |
| Novartis | 6 | $85 |
| Edwards Lifesciences | 3 | $78 |
| Sanofi-aventis U.S. LLC | 4 | $65 |
| Abiomed | 4 | $54 |
| E.r. Squibb & Sons, L.L.C. | 4 | $50 |
| Medtronic | 3 | $50 |
| Irhythm Technologies, Inc. | 2 | $35 |
| Gilead | 2 | $29 |
| Pfizer | 2 | $28 |
| Regeneron Healthcare Solutions, Inc. | 1 | $22 |
| Arbor Pharmaceuticals, Inc. | 1 | $17 |
| Kowa Pharmaceuticals America, Inc. | 1 | $16 |
| Acacia Pharma Inc | 1 | $14 |
| Amgen | 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.
- Confirm Rx$136
How this compares
$2,712 in reported general payments places this provider in the 15th percentile of 223 interventional cardiology providers in Arizona.
Other interventional cardiology in Chandler
- Ashish PershadChandler$1.4M
- Prakash BalanChandler$321K
- Georges NseirChandler$296K
- Pratik DalalChandler$142K
- Abhishek SawantChandler$81K
- Kush AgrawalChandler$44K
- Paul SorajjaPhoenix$8.8M
- Thomas WaggonerTucson$4.1M
- Hursh NaikAvondale$2.2M
- Nabil DibGilbert$2.2M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.