Thirty percent of healthcare spending in the U.S.—about 500 billion dollars a year—is spent on unnecessary tests and treatments. Much of this comes from CT scans and MRIs that patients ask for but don’t end up needing. Family physician Dr. Kyle Bradford Jones says there are some questions you should ask yourself before you go see your doctor about an issue. He also talks about some other ways patients and physicians can both save time and money by bypassing unnecessary treatments.