Laboratory Services Included in the End Stage Renal Disease

50.1 - Laboratory Services Included in the End Stage Renal Disease Prospective Payment System ESRD PPS (Rev. 10640, Issued:08-06-21, Effective:09-07-21, Implementation:09-07-21) With the implementation of the End Stage Renal Disease Prospective Payment System ESRD PPS, effective for claims with dates of service on or after January 1, 2011, all ESRD-related laboratory services are included in the ESRD PPS base rate. f the renal dialysis facility needs to report a lab service that was not related to the treatment of ESRD, they must include the modifier AY to indicate the item or service is not for the treatment of ESRD. ESRD-related lab services that were separately paid under the basic case-mix composite rate payment system are considered in the calculation of any applicable outlier payment under the ESRD PPS.