title: FY 1989 PPS rules change Medicare outlier policy.
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D003365:Costs and Cost Analysis; D003953:Diagnosis-Related Groups / Q000331:legislation & jurisprudence; D006801:Humans; D006278:Medicare / Q000191:economics / Q000331:legislation & jurisprudence*; D011445:Prospective Payment System / Q000191:economics / Q000331:legislation & jurisprudence*; D012456:Salaries and Fringe Benefits / Q000331:legislation & jurisprudence; D014481:United States