You enter the Donut Hole when the retail cost of your formulary drug purchases exceeds your plan's Initial Coverage Limit (ICL) and you exit your Medicare Part D drug plan's the Initial Coverage Phase . . .
You exit the Donut Hole or Coverage Gap portion of your prescription drug coverage and enter into your Medicare Part D drug plan's Catastrophic
Coverage phase when your total out-of-pocket drug spend . . .
TrOOP or your total out-of-pocket cost is the total amount you will spend in a year on your formulary drugs before exiting the Coverage Gap (or Donut Hole) and entering the Catastrophic Coverage of yo . . .