title: For better or worse, APCs have arrived with more questions than answers.
mesh_terms: D000553:Ambulatory Care / Q000145:classification* / Q000191:economics; D014487:Centers for Medicare and Medicaid Services, U.S.; D006278:Medicare; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011445:Prospective Payment System; D014481:United States