Louis Korman
Gastroenterology · Chevy Chase, MDNPI 1447229968
Payments from drug & device makers
Across 668 payments — averaging $2836.46 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Vanda Pharmaceuticals Inc.$574K
- AbbVie$541K
- Gilead$235K
- Pfizer$180K
- Takeda Pharmaceuticals U.S.A., Inc.$101K
- Bristol Myers Squibb$86K
- plus $177K from 21 others
Across 11 payments — averaging $120.74 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.
- AbbVie$1K
What the payments were for
- Consulting fees$14,19274%
- Travel & lodging$1,1106%
- Food & beverage$3,58819%
- Gifts$3202%
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 |
|---|---|---|
| Vanda Pharmaceuticals Inc. | 86 | $574,362 |
| AbbVie(2 entities) | 189 | $540,886 |
| Gilead | 80 | $234,912 |
| Pfizer(2 entities) | 98 | $179,961 |
| Takeda Pharmaceuticals U.S.A., Inc. | 95 | $101,233 |
| Bristol Myers Squibb | 16 | $85,927 |
| Janssen Research & Development, LLC | 19 | $82,217 |
| E.r. Squibb & Sons, L.L.C. | 16 | $59,497 |
| Adare Pharmaceuticals, Inc. | 3 | $24,860 |
| Boehringer Ingelheim International GmbH | 5 | $3,251 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 16 | $2,353 |
| Sanofi | 1 | $1,842 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | 1 | $1,800 |
| Johnson & Johnson | 17 | $347 |
| Braintree Laboratories, Inc. | 3 | $334 |
| Medtronic | 2 | $321 |
| Janssen Scientific Affairs, LLC | 2 | $246 |
| Ferring Pharmaceuticals Inc. | 4 | $79 |
| Romark Laboratories, LC | 2 | $72 |
| Merck | 4 | $60 |
| Covidien LP | 1 | $57 |
| QOL Medical, LLC | 3 | $35 |
| Intercept Pharmaceuticals, Inc. | 1 | $29 |
| Ironwood Pharmaceuticals, Inc | 1 | $22 |
| Shire North American Group Inc | 1 | $21 |
| UCB, Inc. | 1 | $17 |
| Regeneron Healthcare Solutions, Inc. | 1 | $14 |
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
$1,894,755 in reported general payments places this provider in the 95th percentile of 455 gastroenterology providers in Maryland.
Other gastroenterology in Chevy Chase
- Erica CohenChevy Chase$1.1M
- Zachary BormanChevy Chase$520K
- Mohammed AliChevy Chase$49K
- Robert HardiChevy Chase$48K
- Kenolisa OnwuemeBaltimore$4.5M
- Paul ThuluvathBaltimore$3.6M
- Apurva ModiRockville$3.3M
- Marcia CantoBaltimore$1.6M
- Michael EpsteinAnnapolis$1.4M
- Rudrajit RaiColumbia$1.4M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.