- Lancaster, CADate of first commercial TAVR procedure performed*:Feb, 2021TAVR Total Commercial VolumeCumulative volume since program inception:43Average annual volume for reporting period:3430-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2019 through September 30, 2022Eligible procedures in reporting period:TAVR 30 Day Composite Score**:TAVR 30-Day Composite Rating**