Physician-founded and led, our national, multi-specialty medical group is made up of more than 4,000 physicians, APPs, CRNAs, and nurses who practice in 400-plus hospitals across 45 states. With specialties in emergency and hospital medicine, critical care, anesthesia, and telemedicine, our partners have benefited from Sound's 22 years of experience innovating and leading through an ever-changing healthcare landscape — with patients at the center of our universe.