Health IT, provider and hospital groups called on Senate health committee leaders to slow down an Office of the National Coordinator for Health IT’s proposed interoperability rule until ONC resolves outstanding concerns and issues groups have with the proposal. The groups’ request in a Monday (Sept. 23) letter comes after committee Chair Lamar Alexander (R-TN) earlier this year expressed support for the ONC rule and a related CMS proposal, but urged CMS and ONC to slow down their implementation to...