William Davidson
Gastroenterology · Bettendorf, IANPI 1225010499
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 95.0% of the total across 112 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. 16 manufacturers reported payments, led by AbbVie at 24.4% of the total.
Across 112 payments — averaging $15.11 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$412
- Salix Pharmaceuticals, A Division Of Bausch Health US, LLC$305
- Johnson & Johnson$219
- UCB, Inc.$214
- Takeda Pharmaceuticals U.S.A., Inc.$203
- Shire North American Group Inc$62
- plus $278 from 10 others
What the payments were for
- Food & beverage$1,60895%
- Education$493%
- Gifts$362%
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) | 25 | $412 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 20 | $305 |
| Johnson & Johnson | 14 | $219 |
| UCB, Inc. | 16 | $214 |
| Takeda Pharmaceuticals U.S.A., Inc. | 17 | $203 |
| Shire North American Group Inc | 4 | $62 |
| Braintree Laboratories, Inc. | 3 | $59 |
| Shionogi Inc | 2 | $46 |
| Pfizer | 3 | $37 |
| Fujifilm Healthcare Americas Corporation | 1 | $36 |
| Ferring Pharmaceuticals Inc. | 2 | $23 |
| Alfasigma USA, Inc. | 1 | $20 |
| Ironwood Pharmaceuticals, Inc | 1 | $17 |
| Intercept Pharmaceuticals, Inc. | 1 | $14 |
| Daiichi Sankyo Inc. | 1 | $14 |
| Merck | 1 | $13 |
How this compares
$1,693 in reported general payments places this provider in the 70th percentile of 113 gastroenterology providers in Iowa.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Pantoprazole Sodium | 12 | $126 |
Paid to pharmacies, not to this prescriber.
Other gastroenterology in Bettendorf
- Ryan PerumpailBettendorf$62K
- Young HuhBettendorf$2K
- Richard WeymanBettendorf$1K
- Nagendra MyneniClive$66K
- Richard ManfreadyWaterloo$56K
- Maen MasadehIowa City$24K
- Mohammed IrshadClinton$18K
- John HerlihyCedar Rapids$13K
- Bernard LemanClive$12K
- Archana VermaClive$6K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.