Patients can face significantly higher bills if they receive care from doctors who don’t take their insurance, and a study suggests that could happen in nearly one in four ER visits.
Zack Cooper recently co-authored a high-profile paper linking higher hospital prices to market power. He advocates for strong antitrust enforcement when it comes to health care consolidation. But when his father was very sick, Cooper told state policymakers, he wanted him to go to a large medical center that treated a high volume of patients with the same condition. “There’s this tension,” he said.