The Final Version of the OASIS-E2 Guidance Materials from CMS 

OASIS-E2 Instrument

Final version of the All-Item instrument, as well as the time points for OASIS-E2, are available on the HHQRP OASIS Data Sets webpage


Note: several important changes have been made to the final instruments since their draft postings, including the updated Fall Injury item descriptions for J1900B and J1900C, and the addition of A1110 – Language to the resumption of care time point.


OASIS-E2 Guidance Manual

The updated and final version of the OASIS-E2 Guidance Manual has been posted to the download section of the HHQRP OASIS User’s Manual webpage. The Manual includes a substantial 50-page appendix that “details the changes in guidance from OASIS-E1 to OASIS-E2”.


CMS OASIS Q&As

CMS has also posted updated February 2026 versions of the CMS OASIS Q&As on the QTSO website to align with the OASIS-E2 implementation. Categories 1 through 4 have been updated to revise or retire more than fifty Q&As.