10 costly medicare mistakes you can't afford to make

Part 1: The basics

Medicare mistake #1: assuming that Medicare is free

Medicare mistake #2: expecting Medicare to cover 100% of your healthcare costs

Part II: Major decision: when is your best time to enroll

Medicare mistake #3: missing your initial enrollment period (IEP)

Part II: Major decision: will you need prescription drug coverage?

Medicare mistake #4: skipping part D without having other coverage

Medicare mistake #5: failing to keep and submit proof of your creditable coverage

Part IV: Major decision: which route should you choose to go with Medicare?

Medicare mistake #6: assuming preexisting conditions don't matter

Medicare mistake #7: canceling part B because you joined a Medicare advantage plan

Medicare mistake #8: the big mistake

Part V: Major decisions: which insurance plan should you select? Should you stick with it?

Medicare mistake #9: asking your doctor's office the wrong questions (or not asking at all)

Medicare mistake #10: annual decisions -failing to review your coverage

Summing up

Next steps.