Question 1

Has Donald Kagan received payments from drug or device companies?

Accepted Answer

Yes. Drug and device makers reported $11,182 in general payments to Donald Kagan across 599 transactions between 2019–2025. Most Open Payments records nationally are meals worth under $20; a reported payment is not evidence of wrongdoing.

Question 2

Does a payment mean Donald Kagan did something wrong?

Accepted Answer

No. Federal law requires drug and device makers to report almost every transfer of value to a physician, including a $14 sandwich at a lunch presentation. Consulting fees, research funding and royalties to device inventors are ordinary, legal parts of medicine. This site reports what was disclosed; it makes no allegation.

Question 3

Where does this information about Donald Kagan come from?

Accepted Answer

The U.S. Centers for Medicare & Medicaid Services. Payments come from Open Payments, published under the Physician Payments Sunshine Act. Billing and prescribing figures come from the Medicare Physician & Other Practitioners and Part D Prescriber public use files for 2024.

Company	Payments	Total
AbbVie	100	$1,718
Novo Nordisk	143	$1,666
GSK	51	$1,352
Lilly USA, LLC	26	$522
Takeda Pharmaceuticals U.S.A., Inc.	20	$489
Lundbeck LLC	14	$402
Boehringer Ingelheim	18	$357
AstraZeneca	18	$342
Corium, LLC	18	$308
Amarin Pharma, Inc.	20	$253
Alkermes, Inc.	11	$237
Otsuka America Pharmaceutical, Inc.	8	$229
Astellas Pharma US Inc	9	$202
Novartis	8	$178
Salix Pharmaceuticals, A Division Of Bausch Health US, LLC	8	$173
Bayer	6	$150
E.r. Squibb & Sons, L.L.C.	2	$143
Indivior Inc.	5	$141
Biohaven Pharmaceuticals, Inc.	4	$130
Phathom Pharmaceuticals, Inc.	1	$125
Biohaven Pharmaceutical Holding Company Ltd.	8	$118
Pfizer	7	$116
Merck	6	$108
Gilead	6	$105
Corcept Therapeutics	4	$100
Kowa Pharmaceuticals America, Inc.	6	$97
Sanofi-aventis U.S. LLC	4	$82
Endo Pharmaceuticals Inc.	4	$72
Arbor Pharmaceuticals, Inc.	4	$71
Ironwood Pharmaceuticals, Inc	3	$69
Axsome Therapeutics, Inc.	2	$67
Paratek Pharmaceuticals, Inc.	4	$64
Teva Pharmaceuticals USA, Inc.	2	$55
Braeburn Inc.	3	$55
Eisai Inc.	3	$51
Optinose US, Inc.	2	$50
Medtronic	2	$45
Acerus Pharmaceuticals Corporation	2	$45
Johnson & Johnson	2	$42
Amgen(2 entities)	2	$40
IBSA Pharma Inc.	2	$40
Antares Pharma, Inc.	2	$37
Supernus Pharmaceuticals, Inc.	2	$37
Acella Pharmaceuticals, LLC	2	$35
Idorsia Pharmaceuticals US Inc	2	$34
Covis Pharma GmbH	1	$30
Currax Pharmaceuticals LLC	2	$28
ITI, Inc. (d/b/a Intra-cellular Therapies, Inc.)	1	$28
Heartflow, Inc.	1	$25
Eyevance Pharmaceuticals LLC	2	$24
Hikma Pharmaceuticals USA	2	$24
Amneal Pharmaceuticals LLC	1	$23
Scilex Pharmaceuticals Inc.	1	$23
Jazz Pharmaceuticals Inc.	1	$23
Almatica Pharma LLC	1	$23
Azurity Pharmaceuticals, Inc.	1	$20
Dexcom, Inc.	1	$19
Bardy Diagnostics, Inc.	1	$19
Grifols USA, LLC	1	$18
Clarus Therapeutics Inc.	1	$18

Donald Kagan

Payments from drug & device makers

Who reported the general payments

How this compares

Other physician assistant in North Haven