The U.S. government spends $114 billion each year to treat chronic kidney disease and end-stage renal disease.
The announcement of the proposed changes, which require new policies from the Centers for Medicare and Medicaid Services, coincides with President Donald Trump signing an executive order on Wednesday to improve kidney treatment.
DaVita Inc and Fresenius Medical Care AG operate more than 5,000 U.S. dialysis clinics and control around 70 percent of the market.