This resource is an overview of Medicare Advantage plans available in 2020 and changes since 2019. It features statistics including the number of plans available from 2010-2020 and percent of Medicare beneficiaries having access to Health Maintenance Organizations (HMOs), local Preferred Provider Organizations (PPOs), and regional PPOs, with breakdowns by metro and nonmetro counties, and a county-level map showing numbers of plans available in 2020. Read more here.