Stephan Grupp
Pediatric Hematology-Oncology · Philadelphia, PANPI 1154339570
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $327,244 of the $390,168 with a category attached, or 83.9%. 14 manufacturers reported payments, led by Vertex at 41.0% of the total. Among pediatric hematology-oncology clinicians in PA with any reported payments, this total sits in the top 5% — high for the specialty, which is a reason to read the composition above rather than the number alone.
Across 192 payments — averaging $2032.12 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Vertex$160K
- Adaptive Biotechnologies Corporation$90K
- Novartis$35K
- Mckesson Sourcing Services, Inc.$19K
- F. Hoffmann-la Roche AG$19K
- Kyowa Kirin Co., Ltd$18K
- plus $49K from 8 others
Across 128 payments — averaging $86,863 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$5.7M
- Vertex$3.8M
- Gilead$665K
- Jazz Pharmaceuticals Inc.$495K
- Institut DE Recherches Internationales Servier$406K
- Bristol Myers Squibb$57K
- plus $19K from 2 others
What the payments were for
- Consulting fees$327,24484%
- Speaking & faculty fees$4,3141%
- Travel & lodging$53,06114%
- Food & beverage$5,5481%
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 |
|---|---|---|
| Vertex | 55 | $160,018 |
| Adaptive Biotechnologies Corporation | 35 | $89,861 |
| Novartis | 47 | $35,381 |
| Mckesson Sourcing Services, Inc. | 23 | $19,031 |
| F. Hoffmann-la Roche AG | 4 | $18,885 |
| Kyowa Kirin Co., Ltd | 5 | $17,767 |
| GSK | 7 | $10,639 |
| Gamida Cell Inc. | 3 | $10,125 |
| Jazz Pharmaceuticals Inc. | 4 | $9,500 |
| Biolinerx USA, Inc. | 4 | $7,521 |
| Sanofi-aventis U.S. LLC | 1 | $5,720 |
| Novartis Pharma AG | 2 | $3,660 |
| Amgen | 1 | $1,947 |
| Autolus Inc | 1 | $114 |
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
$390,168 in reported general payments places this provider in the 95th percentile of 139 pediatric hematology-oncology providers in Pennsylvania.
See all pediatric hematology-oncology providers in Pennsylvania →
Other pediatric hematology-oncology in Philadelphia
- 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
- David TeacheyPhiladelphia$38K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.