Mainuddin Ahmed
Medical Oncology · Tullahoma, TNNPI 1790739688
Payments from drug & device makers
What this record shows
This record is dominated by food and beverage: $2,104 of the $2,399 with a category attached, or 87.7%. It is spread thinly across 35 manufacturers, the largest accounting for just 12.3% — the pattern of someone who eats at a lot of different presentations. Reporting peaked in 2019 at $1,911 and has fallen 99.4% since, to $12 in 2021. That places this record below the midpoint for medical oncology clinicians in TN, where the typical reported total is $6,231.
Across 139 payments — averaging $17.26 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AstraZeneca$296
- Merck$243
- Incyte Corporation$183
- Exelixis Inc.$122
- E.r. Squibb & Sons, L.L.C.$116
- Astellas Pharma US Inc$112
- plus $1K from 29 others
What the payments were for
- Food & beverage$2,10488%
- Education$29412%
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 |
|---|---|---|
| AstraZeneca(2 entities) | 14 | $296 |
| Merck | 16 | $243 |
| Incyte Corporation | 9 | $183 |
| Exelixis Inc. | 6 | $122 |
| E.r. Squibb & Sons, L.L.C. | 9 | $116 |
| Astellas Pharma US Inc | 4 | $112 |
| Bayer | 7 | $109 |
| Sanofi | 8 | $109 |
| Novartis | 7 | $98 |
| Daiichi Sankyo Inc. | 5 | $94 |
| Sanofi-aventis U.S. LLC | 1 | $85 |
| Amgen | 6 | $84 |
| Eisai Inc. | 5 | $80 |
| Bristol Myers Squibb | 4 | $78 |
| Tesaro, Inc. | 2 | $52 |
| Johnson & Johnson | 3 | $51 |
| Pfizer | 4 | $50 |
| Genentech USA, Inc. | 3 | $45 |
| Takeda Pharmaceuticals U.S.A., Inc. | 3 | $42 |
| Gilead(2 entities) | 3 | $41 |
| Pharmacyclics LLC, An Abbvie Company | 3 | $41 |
| Puma Biotechnology, Inc. | 2 | $34 |
| Dova Pharmaceuticals | 2 | $30 |
| Lilly USA, LLC | 2 | $29 |
| Regeneron Healthcare Solutions, Inc. | 1 | $21 |
| Rigel Pharmaceuticals, Inc. | 1 | $21 |
| Taiho Oncology, Inc. | 1 | $20 |
| Clovis Oncology, Inc. | 1 | $18 |
| Array Biopharma Inc | 1 | $16 |
| EMD Serono, Inc. | 1 | $15 |
| Teva Pharmaceuticals USA, Inc. | 1 | $14 |
| Seagen Inc. | 1 | $14 |
| Foundation Medicine, Inc. | 1 | $12 |
| Mylan Institutional Inc. | 1 | $11 |
| Ipsen Biopharmaceuticals, Inc | 1 | $11 |
How this compares
$2,399 in reported general payments places this provider in the 35th percentile of 101 medical oncology providers in Tennessee.
Other medical oncology in Tullahoma
- William PaoNashville$838K
- Gregory VidalGermantown$360K
- Dana ThompsonNashville$339K
- Robert RamirezNashville$321K
- Mace RothenbergNashville$318K
- Melissa JohnsonNashville$290K
- Gina VaccaroCookeville$248K
- Jason ChandlerGermantown$234K
- Cathy EngNashville$231K
- David SpigelNashville$167K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.