A price transparency rule put into effect earlier this year requires that hospitals report the cost of services online, but not all hospitals have met compliance standards. The rule requires that by Jan. 1, 2022, all hospitals operating in the United States must make available a list of their current standard charges via the internet in a machine-readable format at least annually, along with a list of 300 consumer-friendly "shoppable" services, of which CMS identifies 230.