Medicare Advantage plans have increased their use of prior authorization and appear to be targeting certain types of care -- such as expensive post-acute hospital care -- for coverage denials, according to a report issued Thursday by the Senate Permanent Subcommittee on Investigations.

Medicare enrollees have the option to change their health coverage each year during fall open enrollment, which runs from Oct. 15 through Dec. 7. If you're on Medicare Advantage, you may be wondering if it pays to sign up for a new plan for 2025. Here are a few signs that you should at least consider a switch.

The open enrollment period began Tuesday and runs through Dec. 7 for 2025 benefits. An AARP drug policy expert says prescription plans are going to be more generous than before.