Peter Adamson
Pediatric Hematology-Oncology · Philadelphia, PANPI 1548285943
Payments from drug & device makers
What this record shows
This record is dominated by travel and lodging: $12,542 of the $17,135 with a category attached, or 73.2%. 6 manufacturers reported payments, led by Bayer at 55.7% of the total. Reporting peaked in 2019 at $16,779 and has fallen 99.9% since, to $20 in 2023.
Across 21 payments — averaging $815.95 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Bayer$10K
- Biocompatibles, Inc.$5K
- BTG International Inc.$1K
- Pfizer$927
- Sanofi-aventis U.S. LLC$138
- Janssen Research & Development, LLC$20
Across 95 payments — averaging $55,156 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$2.4M
- AstraZeneca$1.1M
- Takeda Pharmaceuticals U.S.A., Inc.$1.1M
- Merck$541K
What the payments were for
- Speaking & faculty fees$3,87023%
- Travel & lodging$12,54273%
- Food & beverage$7234%
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 |
|---|---|---|
| Bayer | 7 | $9,539 |
| Biocompatibles, Inc. | 3 | $5,470 |
| BTG International Inc. | 3 | $1,040 |
| Pfizer | 5 | $927 |
| Sanofi-aventis U.S. LLC | 2 | $138 |
| Janssen Research & Development, LLC | 1 | $20 |
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.
- Stivarga$9,412
- VORAXAZE$6,489
- NO PRODUCT DISCUSSED$130
How this compares
$17,135 in reported general payments places this provider in the 80th percentile of 139 pediatric hematology-oncology providers in Pennsylvania.
See all pediatric hematology-oncology providers in Pennsylvania →
Other pediatric hematology-oncology in Philadelphia
- Stephan GruppPhiladelphia$390K
- Samuel BlackmanPhiladelphia$265K
- Sarah TasianPhiladelphia$90K
- Lindsey GreenePhiladelphia$90K
- Janet KwiatkowskiPhiladelphia$65K
- Katherine HighPhiladelphia$63K
- Michele LambertPhiladelphia$62K
- Nataly ApollonskyPhiladelphia$57K
- Leslie RaffiniPhiladelphia$52K
- Michael FisherPhiladelphia$45K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.