Iowa’s Medicaid director sought to reassure Iowans Wednesday that UnitedHealthcare’s exit from the giant health-care program would not cause major disruptions. “The first thing I want to emphasize is no one is losing benefits,” Mike Randol told more than 50 Medicaid members in the first of six town hall meetings he’s scheduled around the state. “…There are going to be bumps in the road, but we’re going to do everything we can to make it as seamless as possible."