title: Specialty providers fear PPS.
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D006778:Hospitals, Psychiatric / Q000191:economics*; D006801:Humans; D006278:Medicare; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D012047:Rehabilitation Centers / Q000191:economics*; D019966:Substance-Related Disorders; D013659:Tax Equity and Fiscal Responsibility Act; D014481:United States