title: Mapping Medicare.
abstract: For senior citizens enrolled in medicare HMOs, the size of payments depends on where they live. As HMOs for seniors become uneconomical in rural areas, the system is in danger of breaking down.
authors.forename: M W
authors.initials: MW
authors.lastname: Serafini
mesh_terms: D000368:Aged; D002391:Catchment Area, Health / Q000191:economics; D005245:Fee Schedules; D018166:Health Care Reform; D006279:Health Maintenance Organizations / Q000191:economics*; D006291:Health Policy; D006299:Health Services for the Aged / Q000191:economics*; D006801:Humans; D006278:Medicare / Q000331:legislation & jurisprudence / Q000458:organization & administration*; D019035:Rural Health Services / Q000191:economics; D014481:United States