Barry Rubin
Gastroenterology · Silver Spring, MDNPI 1770580607
Payments from drug & device makers
Across 102 payments — averaging $17.79 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$622
- Ferring Pharmaceuticals Inc.$240
- Takeda Pharmaceuticals U.S.A., Inc.$169
- Bristol Myers Squibb$137
- E.r. Squibb & Sons, L.L.C.$118
- Sanofi$113
- plus $415 from 11 others
What the payments were for
- Food & beverage$1,79899%
- Education$171%
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) | 33 | $622 |
| Ferring Pharmaceuticals Inc. | 18 | $240 |
| Takeda Pharmaceuticals U.S.A., Inc. | 13 | $169 |
| Bristol Myers Squibb | 7 | $137 |
| E.r. Squibb & Sons, L.L.C. | 1 | $118 |
| Sanofi | 5 | $113 |
| Johnson & Johnson | 5 | $73 |
| Intercept Pharmaceuticals, Inc. | 3 | $64 |
| Braintree Laboratories, Inc. | 3 | $45 |
| Pfizer | 2 | $43 |
| Ardelyx, Inc. | 2 | $38 |
| UCB, Inc. | 2 | $35 |
| Regeneron Healthcare Solutions, Inc. | 2 | $30 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 2 | $27 |
| Daiichi Sankyo Inc. | 1 | $24 |
| QOL Medical, LLC | 2 | $21 |
| Ironwood Pharmaceuticals, Inc | 1 | $15 |
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.
- ZEPOSIA$118
How this compares
$1,814 in reported general payments places this provider in the 35th percentile of 455 gastroenterology providers in Maryland.
Other gastroenterology in Silver Spring
- Kenolisa OnwuemeBaltimore$4.5M
- Paul ThuluvathBaltimore$3.6M
- Apurva ModiRockville$3.3M
- Louis KormanChevy Chase$1.9M
- Marcia CantoBaltimore$1.6M
- Michael EpsteinAnnapolis$1.4M
- Rudrajit RaiColumbia$1.4M
- Natarajan RavendhranCatonsville$1.2M
- Raymond CrossBaltimore$1.2M
- Erica CohenChevy Chase$1.1M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.