The IUA stands for Initial Unshareable Amount and it is the portion of the medical expenses that have to be covered by the member before the medical cost sharing program contributes to the rest. Unlike the deductibles associated with traditional insurance, an IUA is charged to individual medical events and not to annual totals. When a member has satisfied his IUA for a given event, th... https://www.scrible.com/app/pdf-viewer/#docUid=BGI0040H12H6G32O3087G33D0B64I28E&entryId=1335607194