Key Points Some Medicare costs are going up -- which is no suprise. Some costs, though, including some prescription drug costs, are going down. Original Medicare is testing prior authorizations, too. The $23,760 Social Security bonus most retirees completely overlook › According to the folks at Fidelity, a 65-year-old person who retired in 2025 could expect to spend$172,500, on average, on medical and healthcare expenses throughout their retirement. That doesn't even include long-term care, over ...