H.R. 4992 · 110th Congress Medicare Improvement Act of 2007 StageIn committee SponsorHenry Waxman Introduced2008-01-16 Latest action2008-01-17 · Referred to the Subcommittee on Health. Follow Summary Text Subjects Cosponsors (10) Votes (0) Actions Cosponsors (10) Steve Cohen Current member House TN Democrat Howard Berman Former memberHouseCADemocrat Maurice Hinchey Former memberHouseNYDemocrat Doris Matsui Current member House CA Democrat Jim McDermott Former memberHouseWADemocrat Jim McGovern Current member House MA Democrat Jan Schakowsky Current member House IL Democrat Sheila Jackson Lee Former memberHouseTXDemocrat Mazie Hirono Current member Senate HI Democrat Lucille Roybal-Allard Former memberHouseCADemocrat