TY - JOUR T1 - Hospital Outpatient Prospective Payment System JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 616 LP - 617 DO - 10.3174/ajnr.A3050 VL - 33 IS - 4 AU - N. Anumula AU - P.C. Sanelli Y1 - 2012/04/01 UR - http://www.ajnr.org/content/33/4/616.abstract N2 - SUMMARY: A brief review of the Hospital Outpatient Prospective Payment System (HOPPS) is presented highlighting the program's legislative history, outpatient service classifications and payment plan. Specifically, HOPPS measures applicable to imaging practices are discussed. Resources are also provided for further information on the program requirements and the ambulatory payment classifications (APC) system. APCAmbulatory Payment ClassificationsCFconversion factorCMSCenters for Medicare and Medicaid ServicesDRGDiagnosis Related GroupsHOPPSHospital Outpatient Prospective Payment System ER -