This guide equips advocates and other changemakers with critical information for advancing equity for people enrolled in both Medicare and Medicaid, including population characteristics and service delivery background, an overview of major challenges and inequities experienced by dual enrollees, and a summary of policy opportunities for advancing equity. It covers the following topics: 

• an overview of Medicare-Medicaid
• key characteristics of dual enrollees
• providers and service delivery
• financing details
• barriers to access, quality, and equitable outcomes
• documented disparities
• primary oversight entities and accountability mechanisms
• policies and actions to reduce barriers and disparities
• a vignette illustrating the real-life experiences of people covered by both programs
• additional resources and a glossary 

This guide is part of a larger project on inequities and policy levers in the US health care system. For the complete guide, visit https://www.urban.org/projects/guide-equity-us-health-care-system.