Geraldine O'Sullivan Coyne
Medical Oncology · Bethesda, MDNPI 1205182318
Payments from drug & device makers
Across 186 payments — averaging $2552.51 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Daiichi Sankyo Inc.$428K
- AstraZeneca$43K
- E.r. Squibb & Sons, L.L.C.$3K
- GSK$109
What the payments were for
- Food & beverage$109100%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
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 |
|---|---|---|
| Daiichi Sankyo Inc. | 182 | $428,431 |
| AstraZeneca | 1 | $43,316 |
| E.r. Squibb & Sons, L.L.C. | 1 | $2,911 |
| GSK | 2 | $109 |
How this compares
$474,766 in reported general payments places this provider in the 60th percentile of 180 medical oncology providers in Maryland.
Other medical oncology in Bethesda
- James DoroshowBethesda$177.3M
- Helen ChenBethesda$14M
- Christian HinrichsBethesda$3.1M
- Victor PriegoBethesda$2.1M
- Adrian SenderowiczBethesda$1.6M
- Christopher KlebanoffBethesda$931K
- Christina AnnunziataBethesda$721K
- Richard PiekarzBethesda$702K
- Dung leBaltimore$18.7M
- Stephanie GaillardBaltimore$12.2M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.