Dignity Health Medical Group Cardiology - Mercy Gilbert is a medical group that offers many services, including arrhythmias, carotid artery disease (cad), and congestive heart failure (chf). Visit Dignity Health Medical Group Cardiology - Mercy Gilbert located at 3420 S Mercy Rd, Gilbert, AZ. This Gilbert medical group is one of the best in Arizona. As part of the Dignity Health network, Dignity Health Medical Group Cardiology - Mercy Gilbert is dedicated to delivering high quality, compassionate care and access to Gilbert and nearby communities.