MassHealth introduced Accountable Care Organizations (ACOs) in 2018 as an option for most of its members under age 65. As of June 2023, over 1.3 million members – more than half of MassHealth’s total membership – are enrolled in one of 17 MassHealth ACOs.
This report was developed as a resource for stakeholders to help explain the key elements of MassHealth ACOs, including the two types, who they serve, and the services they provide. It includes information on the following:
- The history, structure, key features, and payment model of the ACO program.
- Information on who is eligible for MassHealth ACOs, the enrollment process, and ACO enrollment as of June 2023.
- Details on enhanced services that are provided to certain ACO members.
- A review of what is known about how ACOs have performed to date.