TransmittalsPub. 100-04, Medicare Claims Processing Manual October 2019 Update of the Ambulatory Surgical Center (ASC) Payment System, Trans. 4389 (Sept. 6, 2019)Pub. 100-20, One-Time Notification Additional Instructions to Hospitals on the Election of a Medicare-Supplemental Security Income (SSI) Component of the Disproportionate Share (DSH) Payment Adjustment for Cost Reports that Involve SSI Ratios for Fiscal Year (FY) 2004 and Earlier, or SSI Ratios for Hospital CostReporting Periods for Patient Discharges Occurring Before October 1, 2004, Trans. 2357 (Sept. 6, 2019) This document is only available to subscribers. Please log in or purchase access. Purchase Login