Medicare open enrollment is now a wrap, and Minnesota's Medicare manager says many seniors are still reeling from all the coverage changes, cost increases and losses of benefits.

"We dealt with a lot of unhappy people this year," said Kelli Jo Greiner, Medicare product manager for the Minnesota Board on Aging. "More than any other year previously."

There are plenty of well-publicized reasons why so many seniors were so unhappy.

Greiner says seniors encountered big premium increases for Medicare Advantage Plans, Medicare Part B and Medicare Part D. They also had to navigate changes to their coverage networks and benefits, including a just a few days before the end of open enrollment.

On top of all that, the sudden exit of UCare, left roughly 250,000 people searching for new Medicare Adv

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