title: When may a radiologist change or add an exam?
authors.affiliation: Greater Flint Hospitals' Imaging Centers in Grand Blanc and Flint, Michigan, USA. kspacer1@aol.com
authors.forename: Gary L
authors.initials: GL
authors.lastname: Duehring
mesh_terms: D000368:Aged; D014487:Centers for Medicare and Medicaid Services, U.S.; D003952:Diagnostic Imaging / Q000191:economics / Q000706:statistics & numerical data*; D006801:Humans; D008485:Medical Audit; D006278:Medicare; D017009:Professional Autonomy; D011871:Radiology / Q000191:economics / Q000592:standards*; D014481:United States