484.220—Calculation of the adjusted national prospective 60-day episode payment rate for case-mix and area wage levels.
CMS adjusts the national prospective 60-day episode payment rate to account for the following:
(a)
HHA case-mix using a case-mix index to explain the relative resource utilization of different patients. To address changes to the case-mix that are a result of changes in the coding or classification of different units of service that do not reflect real changes in case-mix, the national prospective 60-day episode payment rate will be adjusted downward as follows:
(b)
Geographic differences in wage levels using an appropriate wage index based on the site of service of the beneficiary.
[72 FR 49879, Aug. 29, 2007]