DUMBARTON GROUP, LLC

Lobbying Income

$830K

Filings

110

Unique Clients

Active Period

2011–2026

Lobbying Income by Year

Registrant-reported income from clients on LDA filings

Year	Lobbying Income	Filings	Clients
2026	—	3	1
2025	—	4	1
2024	—	4	1
2023	—	5	1
2022	—	4	1
2021	—	4	1
2020	$60,000	7	2
2019	$80,000	8	2
2018	$80,000	8	2
2017	$80,000	8	2
2016	$80,000	8	2
2015	$100,000	10	2
2014	$100,000	9	2
2013	$80,000	8	2
2012	$80,000	8	2
2011	$90,000	12	3

Largest clients by registrant-reported income

Client	Reported Income	Filings	Period
AMERICAN PORTABLE DIAGNOSTICS ASSN	$780,000	40	2011–2020
NEW CENTURY HEALTH	$30,000	4	2011
INNOVATIX	$20,000	66	2011–2026

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
Centers For Medicare and Medicaid Services (CMS)	107
HOUSE OF REPRESENTATIVES	107
SENATE	107
Health & Human Services, Dept of (HHS)	105
Health Resources & Services Administration (HRSA)	2

Most frequently reported lobbying issues

Issue Code	Description	Reports
Health Issues	Health Issues	110
Medicare/Medicaid	Medicare/Medicaid	2

DUMBARTON GROUP, LLC — Lobbying Disclosure | Poliscope