Feb 27, 2025
Section S for MDS Data Specifications V3.10.1 (FINAL) Now Available Minimum Data Set Technical Information
The Section S portion of the forthcoming MDS Data Specifications V3.10.1 (FINAL) is now available for download under the Downloads section at the bottom of the webpage. This MDS version will be implemented in production on October 1, 2025. The ZIP file on that page contains a PDF of the complete Section S specifications and an Item Change Report PDF showing Section S changes only, as well as comma-separated value (CSV) files containing the Section S items and the allowed values for said items.
We encourage the vendor community to review the Section S specifications and submit comments and questions to the iQIES help desk by March 31, 2025. CMS plans to finalize all data specs in April.