Total and Out-of-Pocket Costs Surrounding Emergency Department Care Among Older Adults Enrolled in Traditional Medicare and Medicare Advantage.

Older adults insured by Medicare Advantage incur lower total health care costs and face similar overall out-of-pocket expenses in the time period surrounding emergency care. However, a higher proportion of expenses are out-of-pocket compared with those insured by traditional Medicare, providing evidence of greater cost sharing for Medicare Advantage plan enrollees.