<prompt> Translate the following text to EnglishMkataba wa Medicare wa 1965 ulianzishwa na Sheria ya Usalama wa Jamii, na ni mpango mkubwa wa bima ya afya nchini Marekani, unaoshughulikia zaidi ya madai ya milioni 900 kwa mwaka kwa niaba ya wazee na walemavu kwa gharama ya karibu dola 214.000.  <response>: Authorized by Title XVIII of the Social Security Act in 1965, Medicare is the nations largest health insurance program handling more than 900 million claims per year on behalf of elderly and disabled individuals at a cost of about 214. 