2024 Quarters Of Coverage. You earn a quarter of coverage (qc)—also called a credit—for a certain amount of work covered under social security, but you may earn no more than 4 qcs per year. For those who need to pay, if you have at least 30 quarters of coverage, the reduced monthly premium rate for part a will be $278.
However, understanding the costs associated with medicare can be complex. Nothing if you or your spouse worked for 40 calendar quarters (10 years) or more in the u.s.