title: OIG audit of PPS claims reveals improper payments to Medicare Part B suppliers.
mesh_terms: D005375:Financial Audit; D007345:Insurance Claim Review; D016345:Medicare Part B / Q000191:economics*; D011445:Prospective Payment System; D012866:Skilled Nursing Facilities / Q000191:economics* / Q000458:organization & administration; D014481:United States; D014483:United States Dept. of Health and Human Services