Robert Hayashi
Pediatric Hematology-Oncology · Saint Louis, MONPI 1386662062
Payments from drug & device makers
What this record shows
That places this record below the midpoint for pediatric hematology-oncology clinicians in MO, where the typical reported total is $280.
No general payments reported
No drug or device maker reported general payments to this provider for 2019–2025. That is a common and unremarkable result.
Across 156 payments — averaging $4824.94 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.
- Jazz Pharmaceuticals Inc.$490K
- Merck$123K
- Janssen Research & Development, LLC$63K
- E.r. Squibb & Sons, L.L.C.$22K
- Incyte Corporation$19K
- Eli Lilly$16K
- plus $20K from 2 others
How this compares
$0 in reported general payments places this provider in the 5th percentile of 78 pediatric hematology-oncology providers in Missouri.
See all pediatric hematology-oncology providers in Missouri →
Other pediatric hematology-oncology in Saint Louis
- Mohamed AbdelbakiSaint Louis$50K
- Amy ArmstrongSaint Louis$42K
- Melanie FieldsSaint Louis$29K
- Shalini ShenoySaint Louis$25K
- Jeffrey BednarskiSaint Louis$11K
- Nicole BrossierSaint Louis$11K
- Jorge DipaolaSaint Louis$6K
- Bryan SiskSaint Louis$6K
- Michael Angelo HuangSaint Louis$4K
- William FergusonSaint Louis$4K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.