ates will reach $5 trillion in 2022 and represent about 20 percent of GDP. Long term CMS expects healthcare costs could reach 35-40 percent of GDP. U.S. Healthcare Spending as % of GDP" 40% 35% ?ME Napa MO S0% 25% NUE 0444ban a) 20% NNE - limit 15% 10% 0% - nm 1510 1990 MOD m10 mm m30 2040 2050 2060 2070 204