Hearts of Sono­ma Coun­ty is a car­dio­vas­cu­lar dis­ease risk reduc­tion ini­tia­tive, that seeks to achieve access to high-val­ue, well-coor­di­nat­ed, patient-cen­tered care for all Sono­ma Coun­ty res­i­dents. The goal of the CRR-Mil­lion Hearts ini­tia­tive is to pre­vent heart attacks and strokes, a lead­ing cause of death and dis­abil­i­ty in Sono­ma Coun­ty.