title: At a glance. Percentage of Medicare beneficiaries in traditional Medicare and risk HMOs with supplemental health insurance.
mesh_terms: D002204:Capitation Fee; D003625:Data Collection; D018588:Fee-for-Service Plans / Q000191:economics / Q000706:statistics & numerical data*; D006264:Health Benefit Plans, Employee / Q000706:statistics & numerical data; D006279:Health Maintenance Organizations / Q000191:economics / Q000706:statistics & numerical data*; D017054:Insurance, Medigap / Q000706:statistics & numerical data; D008484:Medicaid / Q000706:statistics & numerical data; D006278:Medicare / Q000706:statistics & numerical data*; D014481:United States