Medicare is divided in to four parts, they're parts A,D,C,and N. Medicare part B provides insurance for a number of medically necessary services, such as, physician services, care provided being an outpatient, medical gear, laboratory work and in-home health services. citizen o-r permanent resident. If you qualify for Medicare Part A you also qualify for Part B. If you obtain social security you're automatically enrolled in Part B and the costs are deducted from your social security check, but… Continuar