Matthias Karajannis
Pediatric Hematology-Oncology · New York, NYNPI 1174643167
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $2,740 of the $2,740 with a category attached, or 100.0%. Every reported general payment came from a single manufacturer, AstraZeneca.
Across 1 payment — averaging $2740.00 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AstraZeneca$3K
Across 31 payments — averaging $66,780 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.
- Pfizer$1.8M
- Genentech, Inc.$300K
- F. Hoffmann-la Roche AG$426
What the payments were for
- Consulting fees$2,740100%
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 | 1 | $2,740 |
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.
- KOSELUGO$2,740
How this compares
$2,740 in reported general payments places this provider in the 70th percentile of 196 pediatric hematology-oncology providers in New York.
See all pediatric hematology-oncology providers in New York →
Other pediatric hematology-oncology in New York
- Sujit ShethNew York$359K
- Jaap Jan BoelensNew York$303K
- James BusselNew York$204K
- Saara KavianyNew York$144K
- Gary BrittenhamNew York$137K
- James FerraraNew York$118K
- John LevineNew York$98K
- Nai-Kong CheungNew York$86K
- Andrew HarrisNew York$85K
- Joseph OvedNew York$77K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.