The 2027 Annual Update draft measure specifications are now available. Question and comment on Eligible Clinician eCQMs, Hospital - Inpatient eCQMs, and Hospital - Outpatient eCQM until December 19, 2025.
CMS first implemented CQL beginning with the calendar year 2019 performance/reporting period eCQMs. CQL replaces the logic expressions previously defined in the Quality Data Model (QDM). Beginning with QDM v5.3, QDM includes only the conceptual model for defining the data elements (the data model).