Medicare update.
D000556:Ambulatory Surgical Procedures / Q000191:economics; D005251:Fees, Medical / Q000331:legislation & jurisprudence; D006801:Humans; D007357:Insurance, Physician Services / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence*; D010816:Physician Incentive Plans / Q000331:legislation & jurisprudence; D014481:United States