Question 1

Has David Klonoff received payments from drug or device companies?

Accepted Answer

Yes. Drug and device makers reported $1,307,602 in general payments to David Klonoff across 1,900 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 David Klonoff 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 David Klonoff 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
Abbott	54	$458,529
Novo Nordisk AS	1,721	$448,656
Nevro Corp.	12	$95,211
Dexcom, Inc.	23	$85,005
Medtronic	20	$72,029
AbbVie	12	$48,995
Novo Nordisk	18	$31,718
BD	5	$15,844
Eli Lilly	1	$14,000
Sanofi-aventis U.S. LLC	17	$9,639
Sanofi US Services Inc.	5	$7,815
Roche Diagnostics Corporation	3	$4,788
Embecta Corp.	4	$4,700
Lilly USA, LLC	2	$4,200
Globus Medical	1	$3,500
Ascensia Diabetes Care US Inc.	2	$2,973

David Klonoff

Payments from drug & device makers

Who reported the general payments

How this compares

Other endocrinology, diabetes & metabolism in Burlingame