Seven years ago, Medicare paid a bit more than $100 million for power wheelchairs. Last year, it paid about $1.2 billion.
In recent years, Medicare spending on motorized scooters has skyrocketed, creating a boom for businesses selling the devices. Customers say the chairs help them lead meaningful lives again. But some regulators say many people getting chairs don't qualify for them, and Medicare has promised a crackdown on spending. NPR's Joseph Shapiro reports.