In September 2022, MassHealth, the Centers for Medicare & Medicaid Services (CMS), and the One Care plans executed an addendum to the amended and restated One Care Three-way Contract that extends the demonstration period for One Care by one year through December 31, 2023. The addendum also specifies the quality withhold amounts, savings percentages, and risk corridor terms for Demonstration Year 10 (2023)The amendment also implements several policy items from the 2019 RFR, including: implementation of the deemed eligibility 2-month enrollment protection, clarifies plan requirements for how Enrollees may communicate with plans, adds Local Control provisions for procurement implementation, and specifies definitions for the expanded DME and Personal Assistance services . The contract addendum is posted below. The amendment is effective as of January 1, 2022.