Although first proposed in $2004,$ EHR implementation blossomed after passage of the HITECH Act in $2009$ because:

The President discussed EHRs in the State of the Union address

Monetary incentives and potential penalties were administered by the Centers for Medicare and Medicaid Services

Implementation support was provided by IT professionals

$($D$)$

The President discussed EHRs in the State of the Union address, and implementation support was provided by IT professionals.