Nathan Fowler
Hematology & Oncology · Houston, TXNPI 1548475650
Payments from drug & device makers
Across 123 payments — averaging $5583.76 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Acerta Pharma LLC$301K
- Genentech, Inc.$96K
- Pharmacyclics LLC, An Abbvie Company$66K
- Pfizer$62K
- AbbVie$47K
- Bristol Myers Squibb$31K
- plus $83K from 15 others
Across 12 payments — averaging $4859.62 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 Pharma AG$26K
- Novartis$24K
- Bristol Myers Squibb$8K
What the payments were for
- Consulting fees$63,43675%
- Speaking & faculty fees$6,3367%
- Travel & lodging$12,96715%
- Food & beverage$1,6862%
- Education$610%
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 |
|---|---|---|
| Acerta Pharma LLC | 8 | $300,629 |
| Genentech, Inc. | 4 | $96,168 |
| Pharmacyclics LLC, An Abbvie Company | 40 | $66,121 |
| Pfizer | 4 | $62,300 |
| AbbVie | 1 | $47,345 |
| Bristol Myers Squibb | 13 | $31,088 |
| Hikma Pharmaceuticals USA | 4 | $12,700 |
| Karyopharm Therapeutics Inc. | 1 | $11,625 |
| Gilead | 11 | $8,887 |
| Merck | 2 | $7,500 |
| Novartis | 9 | $7,470 |
| AstraZeneca | 1 | $6,444 |
| TG Therapeutics, Inc. | 10 | $5,662 |
| Genentech USA, Inc. | 4 | $5,576 |
| E.r. Squibb & Sons, L.L.C. | 2 | $4,844 |
| Daiichi Sankyo Inc. | 3 | $4,499 |
| Verastem, Inc. | 1 | $4,350 |
| Chugai Pharmaceutical Co., Ltd. | 2 | $1,937 |
| Epizyme, Inc. | 1 | $1,500 |
| Genmab U.S., Inc. | 1 | $96 |
| Ipsen Biopharmaceuticals, Inc | 1 | $61 |
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
$686,802 in reported general payments places this provider in the 85th percentile of 838 hematology & oncology providers in Texas.
Other hematology & oncology in Houston
- Elias JabbourHouston$264.1M
- Luhua WangHouston$79.6M
- Courtney DinardoHouston$74M
- Jorge Cortes-FrancoHouston$59.4M
- William WierdaHouston$58.7M
- Koji SasakiHouston$39.2M
- Loretta NastoupilHouston$18.3M
- Christopher FlowersHouston$17.2M
- Philip ThompsonHouston$13.6M
- Naval DaverHouston$13.6M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.