A group of nine medical specialty boards representing 375,000 doctors on Wednesday announced a list of 45 tests and procedures that they say doctors should perform less often or not at all.

Through its “Choosing Wisely” campaign, the American Board of Internal Medicine Foundation is urging doctors to reduce unnecessary medical spending by cutting certain “routine tests” — even if it impacts their profits.

“Overuse is one of the most serious crises in American medicine,” North Shore-LIJ Health System physician-in-chief Dr. Lawrence Smith told The New York Times. “Many people have thought that the organizations most res