The document provides an overview of the CY 2022 Part D Senior Savings Model (PDSS) and Part D Payment Modernization Model, highlighting their design, application, and eligibility criteria for participants. Key features include a stable $35 copay for insulin across various phases of the benefit, while encouraging engagement in part D reward and incentive programs aimed at improving health outcomes. It outlines application deadlines and links to resources for manufacturers and sponsors participating in these models.