S. 3308 · 114th Congress Improving Transparency and Accuracy in Medicare Part D Spending Act StageIn committee SponsorShelley Capito Introduced2016-09-12 Latest action2016-09-12 · Introduced in Senate Follow Summary Text Subjects Cosponsors (8) Votes (0) Actions Cosponsors (8) Heidi Heitkamp Former member Senate ND Democrat Jerry Moran Current member Senate KS Republican Roger Wicker Current member Senate MS Republican Chuck Grassley Current member Senate IA Republican James Lankford Current member Senate OK Republican John Boozman Current member Senate AR Republican Tom Cotton Current member Senate AR Republican Jon Tester Former member Senate MT Democrat