State overview

MA Medicare ACOs

12 Shared Savings Program ACOs headquartered in MA: savings, ownership and earned shared savings.

ACOs with a multi-year track record

ACO	Sector	Savings rate	Earned	Lives
Mass General Brigham ACO, LLC	Hospital	2.3%	$38M	147,747
Atrius Health, Inc.	Physician	7.8%	$29M	37,919
UMASS Memorial Accountable Care Organization, INC.	Hospital	4.9%	$12M	42,860
Pioneer Valley Accountable Care, LLC	Hospital	3.5%	$11M	28,842
Wellforce ACO, LLC	Physician	2.3%	$9.8M	38,123
OBHS ACO 2, LLC	Physician	4.5%	$7.4M	16,788
Southcoast Accountable Care Organization, LLC	Physician	3.3%	$4.6M	18,009
BMC Integrated Care Services, Inc.	Hospital	2.3%	$2.4M	9,505
Lahey Clinical Performance Accountable Care Organization, LLC	Hospital	2.0%	$0	40,862
Mount Auburn Cambridge Independent Practice Association, Inc.	Physician	-1.4%	$0	9,300
Beth Israel Deaconess Physician Organization, LLC	Hospital	0.3%	$0	44,401

Newer ACOs (single year, limited history)

C3 MSSP LLC

See full financials in the ACO tool

full ACO profiles: peer benchmark sets, year-by-year utilization, quality detail and participant rosters, plus screening and export across all 476 Shared Savings ACOs.

Open the ACO tool →

Source: CMS Medicare Shared Savings Program PUFs (PY2021–2024). State reflects dominant service area by assigned beneficiaries. © Healthcare DealHub.