David Weinstock
Medical Oncology · Boston, MANPI 1295707529
Payments from drug & device makers
Across 20 payments — averaging $32,936 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Daiichi Sankyo Company LTD$465K
- AstraZeneca$189K
- Daiichi Sankyo Inc.$3K
- Partner Therapeutics, Inc.$1K
- Taiho Oncology, Inc.$287
- Merck$32
- plus $16 from 1 others
Across 1 payment — averaging $19.65 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.
- Taiho Oncology, Inc.$20
What the payments were for
- Consulting fees$6,05095%
- Travel & lodging$801%
- Food & beverage$2554%
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 |
|---|---|---|
| Daiichi Sankyo Company LTD | 3 | $465,412 |
| AstraZeneca | 2 | $188,729 |
| Daiichi Sankyo Inc. | 1 | $3,125 |
| Partner Therapeutics, Inc. | 1 | $1,125 |
| Taiho Oncology, Inc. | 11 | $287 |
| Merck | 1 | $32 |
| Johnson & Johnson | 1 | $16 |
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.
- Leukine$1,125
How this compares
$658,726 in reported general payments places this provider in the 70th percentile of 308 medical oncology providers in Massachusetts.
Other medical oncology in Boston
- Otto MetzgerBoston$141.9M
- Suzanne GeorgeBoston$88.5M
- Pasi Antero JanneBoston$67.2M
- Erica MayerBoston$51.8M
- Toni ChoueiriBoston$28.3M
- Laura SpringBoston$22.9M
- James ClearyBoston$18.8M
- Marlise LuskinBoston$18.7M
- Ana Garrido-CastroBoston$18M
- Jacob LaubachBoston$17.9M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.