Costco Enters Medicare Market With Limited Launch​Costco Enters Medicare Market With Limited Launch 

 Costco is rolling out its own Medicare plans in a partnership with health insurer, Scan. The deal calls for a limited launch of Medicare advantage plans in two states, along with a Medicare supplement in a third.  ​​Costco is rolling out its own Medicare plans in a partnership with health insurer, Scan. The deal calls for a limited launch of Medicare advantage plans in two states, along with a Medicare supplement in a third.