Sarkis Chobanian
Gastroenterology · Knoxville, TNNPI 1730114141
Payments from drug & device makers
Across 284 payments — averaging $15.85 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Salix Pharmaceuticals, A Division Of Bausch Health US, LLC$1K
- Takeda Pharmaceuticals U.S.A., Inc.$909
- AbbVie$826
- Johnson & Johnson$223
- Evoke Pharma, Inc.$222
- Pfizer$220
- plus $1K from 17 others
What the payments were for
- Consulting fees$261%
- Food & beverage$4,47699%
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 |
|---|---|---|
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 69 | $1,052 |
| Takeda Pharmaceuticals U.S.A., Inc. | 71 | $909 |
| AbbVie | 50 | $826 |
| Johnson & Johnson | 15 | $223 |
| Evoke Pharma, Inc. | 2 | $222 |
| Pfizer | 16 | $220 |
| Ferring Pharmaceuticals Inc. | 11 | $203 |
| Nestle Healthcare Nutrition Inc. | 9 | $158 |
| Braintree Laboratories, Inc. | 5 | $108 |
| Romark Laboratories, LC | 5 | $100 |
| Bristol Myers Squibb | 6 | $77 |
| Daiichi Sankyo Inc. | 4 | $64 |
| UCB, Inc. | 3 | $60 |
| Merck | 4 | $58 |
| Intercept Pharmaceuticals, Inc. | 3 | $54 |
| Ardelyx, Inc. | 3 | $50 |
| Amgen | 2 | $27 |
| Sanofi | 1 | $19 |
| AMAG Pharmaceuticals, Inc. | 1 | $16 |
| Regeneron Healthcare Solutions, Inc. | 1 | $16 |
| Redhill Biopharma Inc. | 1 | $15 |
| Ironwood Pharmaceuticals, Inc | 1 | $13 |
| Gilead | 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.
- GIMOTI$203
How this compares
$4,502 in reported general payments places this provider in the 55th percentile of 336 gastroenterology providers in Tennessee.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Pantoprazole Sodium | 13 | $249 |
| Omeprazole | 12 | $116 |
Paid to pharmacies, not to this prescriber.
Other gastroenterology in Knoxville
- Raj NarayaniKnoxville$216K
- Carlos RollhauserKnoxville$144K
- Jason HuffmanKnoxville$105K
- William ErgenKnoxville$49K
- Meade EdmundsKnoxville$21K
- Thomas YoungKnoxville$20K
- Ziad YounesGermantown$15.6M
- Robert HerringNashville$3.2M
- Dawn Borromeo BeaulieuNashville$2.1M
- David SchwartzNashville$1.4M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.