For generations, the American health care debate has focused entirely on one question: "How many people have insurance cards in their wallets?" All discussion has veered toward the demand side of health care, neglecting the supply side. Fortunately, new technologies are poised to radically reshape health care. These innovations offer a chance to shift the conversation from the Fortress of centralized control to the Frontier of innovation. Robert F. Graboyes, senior research fellow with the Mercatus Center at George Mason University, provides a four-step plan on how to navigate this shift.