Michael Mendelsohn
Internal Medicine · Boston, MANPI 1851435549
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $1,550,315 of the $1,552,547 with a category attached, or 99.9%. Takeda Pharmaceuticals U.S.A., Inc. accounts for 98.0% of it on its own, with 2 other manufacturers making up the rest. Reporting peaked in 2020 at $456,000 and has fallen 86.8% since, to $60,143 in 2024. Among internal medicine clinicians in MA 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 96 payments — averaging $16,172 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Takeda Pharmaceuticals U.S.A., Inc.$1.5M
- Ironwood Pharmaceuticals, Inc$31K
- Takeda Pharmaceutical Company, Limited$22
Across 1 payment — averaging $2,246,242 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.
- Takeda Pharmaceutical Company, Limited$2.2M
What the payments were for
- Consulting fees$1,550,315100%
- Travel & lodging$2,0890%
- Food & beverage$1430%
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 |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | 90 | $1,521,210 |
| Ironwood Pharmaceuticals, Inc | 5 | $31,315 |
| Takeda Pharmaceutical Company, Limited | 1 | $22 |
How this compares
$1,552,547 in reported general payments places this provider in the 95th percentile of 4,983 internal medicine providers in Massachusetts.
Other internal medicine in Boston
- David SchenkeinBoston$5M
- John FallonBoston$1.8M
- Gaurav SingalBoston$798K
- Asit ParikhBoston$486K
- Noopur RajeBoston$481K
- Daniel KuritzkesBoston$443K
- Xiuning leBoston$364K
- Nancy GaglianoBoston$358K
- Fatima StanfordBoston$285K
- Ryan CorcoranBoston$255K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.