Fixing overtreatment: Lone rangers need not apply
Why is it so hard to make a dent in the huge volume of unnecessary health care? In the U.S., about 20 to 30 percent of the medical interventions American patients receive are useless and often harmful, and waste hundreds of billions of dollars each year.
Insurers have known this for decades. These days, many more doctors have begun to see the big picture, along with policy makers. But the …