Mark Tanker
Gastroenterology · Philadelphia, PANPI 1831137538
Payments from drug & device makers
Across 219 payments — averaging $18.92 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$715
- Salix Pharmaceuticals, A Division Of Bausch Health US, LLC$673
- Johnson & Johnson$578
- Gilead$329
- Takeda Pharmaceuticals U.S.A., Inc.$211
- AstraZeneca$208
- plus $1K from 23 others
What the payments were for
- Food & beverage$4,137100%
- Education$70%
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) | 46 | $715 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 34 | $673 |
| Johnson & Johnson | 26 | $578 |
| Gilead | 19 | $329 |
| Takeda Pharmaceuticals U.S.A., Inc. | 11 | $211 |
| AstraZeneca | 3 | $208 |
| Pfizer | 19 | $183 |
| Bristol Myers Squibb | 8 | $133 |
| E.r. Squibb & Sons, L.L.C. | 1 | $120 |
| Janssen Scientific Affairs, LLC | 2 | $118 |
| Daiichi Sankyo Inc. | 5 | $111 |
| Merck | 7 | $107 |
| Intercept Pharmaceuticals, Inc. | 6 | $100 |
| Ironwood Pharmaceuticals, Inc | 8 | $100 |
| Shionogi Inc | 4 | $71 |
| QOL Medical, LLC | 2 | $56 |
| Sanofi | 3 | $54 |
| Redhill Biopharma Inc. | 3 | $49 |
| Nestle Healthcare Nutrition Inc. | 2 | $41 |
| Phathom Pharmaceuticals, Inc. | 1 | $28 |
| Regeneron Healthcare Solutions, Inc. | 1 | $25 |
| Pharmacosmos Therapeutics Inc. | 1 | $25 |
| Shire North American Group Inc | 1 | $19 |
| Romark Laboratories, LC | 1 | $19 |
| Capsovision, Inc. | 1 | $16 |
| W. L. Gore & Associates, Inc. | 1 | $16 |
| Ferring Pharmaceuticals Inc. | 1 | $15 |
| Endo Pharmaceuticals Inc. | 1 | $13 |
| Braintree Laboratories, Inc. | 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
$4,144 in reported general payments places this provider in the 60th percentile of 935 gastroenterology providers in Pennsylvania.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Omeprazole | 14 | $220 |
| Famotidine | 28 | $82 |
Paid to pharmacies, not to this prescriber.
Other gastroenterology in Philadelphia
- Kuchikala ReddyPhiladelphia$6.5M
- Dina Halegoua de MarzioPhiladelphia$1.5M
- Gary FalkPhiladelphia$1.4M
- Kristle LynchPhiladelphia$1.3M
- Gary WuPhiladelphia$931K
- Faten AberraPhiladelphia$909K
- Ben StangerPhiladelphia$815K
- David KaplanPhiladelphia$737K
- Stacey PrennerPhiladelphia$577K
- Mark OstermanPhiladelphia$410K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.