When we use a negative construction (with not) in the main clause, until means 'not before'. I won't (will not) start cooking until you come home. until three kilometres.
Medicare Part A is hospital insurance that covers inpatient hospital care and certain home care. Medicare Part A is usually free if you or your spouse paid Medicare taxes while working. If not, it can cost up to $413 each month in 2017. Hospital and skilled nursing facility stays come with deductibles and co-insurance.
Medicare Part A. Part A - called hospital insurance part of traditional/original Medicare. Most people enroll when turning age 65. Part A covers the cost if admitted to a hospital, skilled nursing facility, or hospice, no matter where your home is, including an assisted living facility - for a limited time only.