Stephen Marcum
Gastroenterology · Webster, TXNPI 1730217928
Payments from drug & device makers
Across 364 payments — averaging $19.32 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$2K
- Takeda Pharmaceuticals U.S.A., Inc.$1K
- Salix Pharmaceuticals, A Division Of Bausch Health US, LLC$1K
- Gilead$959
- Bristol Myers Squibb$529
- Johnson & Johnson$383
- plus $1K from 18 others
What the payments were for
- Consulting fees$120%
- Food & beverage$6,98099%
- Education$421%
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) | 73 | $1,583 |
| Takeda Pharmaceuticals U.S.A., Inc. | 53 | $1,074 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 58 | $1,010 |
| Gilead | 55 | $959 |
| Bristol Myers Squibb | 29 | $529 |
| Johnson & Johnson | 19 | $383 |
| Pfizer | 18 | $322 |
| Braintree Laboratories, Inc. | 13 | $261 |
| Redhill Biopharma Inc. | 11 | $240 |
| Intercept Pharmaceuticals, Inc. | 8 | $144 |
| Evoke Pharma, Inc. | 4 | $91 |
| Ferring Pharmaceuticals Inc. | 4 | $83 |
| Ardelyx, Inc. | 2 | $46 |
| Amgen | 2 | $46 |
| Celltrion USA Inc. | 2 | $42 |
| AstraZeneca | 2 | $41 |
| Ironwood Pharmaceuticals, Inc | 2 | $35 |
| Shionogi Inc | 2 | $33 |
| QOL Medical, LLC | 2 | $29 |
| Boston Scientific | 1 | $21 |
| Boehringer Ingelheim | 1 | $20 |
| Exact Sciences | 1 | $14 |
| Merck | 1 | $14 |
| Alfasigma USA, Inc. | 1 | $12 |
How this compares
$7,033 in reported general payments places this provider in the 65th percentile of 1,350 gastroenterology providers in Texas.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Mesalamine | 11 | $8,177 |
| Pantoprazole Sodium | 147 | $2,476 |
| Esomeprazole Magnesium | 19 | $1,042 |
| Omeprazole | 22 | $318 |
| Metoclopramide Hcl | 13 | $98 |
Paid to pharmacies, not to this prescriber.
Other gastroenterology in Webster
- Eric LawitzSan Antonio$59.5M
- George DuvallTyler$17.5M
- John FordtranDallas$9.9M
- Timothy RitterSouthlake$7.7M
- Parvez MantryDallas$6.4M
- Mazen NoureddinHouston$6.1M
- Nadege GunnWaco$5.7M
- Michael BrownDallas$5.5M
- James MaherHouston$5.3M
- Stephen HarrisonLive Oak$5.3M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.