The INSTANT OASIS Answers Book D1 Edition - 2020 is available for pre-order. This OASIS-D1 reference contains user friendly official Centers for Medicare & Medicaid Services (CMS) guidelines, Q&As and resources for compliant OASIS data collection. It provides CMS guidance training and preparation for use in COS-C testing and data collection using the OASIS-D1 data set starting January 1, 2020. Contains updated documents and content to support changes related to OASIS-D1 optional items and PDGM requirements. Estimated to ship December 2019.