John Hainsworth
Medical Oncology · Nashville, TNNPI 1275578684
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $24,750 of the $36,942 with a category attached, or 67.0%. F. Hoffmann-la Roche AG accounts for 99.7% of it on its own, with 1 other manufacturer making up the rest. Reporting peaked in 2019 at $25,933 and has fallen 99.5% since, to $119 in 2025.
Across 10 payments — averaging $3694.20 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- F. Hoffmann-la Roche AG$37K
- Stemline Therapeutics Inc.$119
Across 120 payments — averaging $15,360 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.
- Novartis$1.5M
- E.r. Squibb & Sons, L.L.C.$127K
- Genentech, Inc.$89K
- Roche Products Limited$45K
- Janssen Research & Development, LLC$39K
- Astellas Pharma Global Development$38K
- plus $45K from 4 others
What the payments were for
- Consulting fees$24,75067%
- Speaking & faculty fees$3,1328%
- Travel & lodging$8,85124%
- Food & beverage$2091%
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 |
|---|---|---|
| F. Hoffmann-la Roche AG | 9 | $36,823 |
| Stemline Therapeutics Inc. | 1 | $119 |
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.
- Non-Covered Product$28,981
- Perjeta$3,132
- Orserdu$119
How this compares
$36,942 in reported general payments places this provider in the 75th percentile of 101 medical oncology providers in Tennessee.
Other medical oncology in Nashville
- William PaoNashville$838K
- Dana ThompsonNashville$339K
- Robert RamirezNashville$321K
- Mace RothenbergNashville$318K
- Melissa JohnsonNashville$290K
- Cathy EngNashville$231K
- David SpigelNashville$167K
- Michael GibsonNashville$141K
- Jordan BerlinNashville$120K
- Vandana AbramsonNashville$98K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.