Martin Kankam
Internal Medicine · Leavenworth, KSNPI 1588612758
Payments from drug & device makers
$63,436,379in general payments, 2019–2025
Across 682 payments — averaging $93,015 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Novo Nordisk AS$24M
- Avanir Pharmaceuticals, Inc.$8.5M
- Vertex$7.5M
- Eli Lilly$5M
- Merck$4.7M
- Takeda Pharmaceuticals U.S.A., Inc.$2.4M
- plus $11.4M from 17 others
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 |
|---|---|---|
| Novo Nordisk AS | 332 | $23,965,088 |
| Avanir Pharmaceuticals, Inc. | 93 | $8,547,500 |
| Vertex | 4 | $7,492,081 |
| Eli Lilly | 2 | $4,956,097 |
| Merck | 45 | $4,672,203 |
| Takeda Pharmaceuticals U.S.A., Inc. | 12 | $2,383,641 |
| GSK | 18 | $1,612,163 |
| Biogen | 3 | $1,351,826 |
| Indivior Inc. | 36 | $1,250,808 |
| Myovant Sciences GmbH | 32 | $1,244,048 |
| Eiger Biopharmaceuticals, Inc. | 16 | $1,086,994 |
| E.r. Squibb & Sons, L.L.C. | 1 | $1,018,102 |
| Sage Therapeutics, LLC | 10 | $777,043 |
| Pfizer | 22 | $719,606 |
| Urovant Sciences Inc | 24 | $657,064 |
| Amgen | 3 | $403,411 |
| Amphastar Pharmaceuticals, Inc. | 1 | $376,796 |
| MDD US Operations, LLC | 11 | $319,314 |
| USWM, LLC | 8 | $218,564 |
| Grifols Therapeutics LLC | 4 | $189,103 |
| Emergent Biosolutions Inc. | 2 | $100,575 |
| Novartis | 2 | $93,140 |
| Alkermes, Inc. | 1 | $1,209 |
How this compares
$63,436,379 in reported general payments places this provider in the 95th percentile of 705 internal medicine providers in Kansas.
Other internal medicine in Leavenworth
- Mark HamblinKansas City$5.2M
- Katherine WillinghamTopeka$4.8M
- Raed Al RajabiWestwood$4.5M
- Leslie SpikesKansas City$4.5M
- Michael CoxTopeka$3.4M
- James RuhlmannHutchinson$2.8M
- Scott TeeterTopeka$1.2M
- Shadi HamdehKansas City$1.1M
- Kyle WorkKansas City$863K
- Jonathan JacobsOverland Park$827K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.