Chris Denson is the director of policy and research at the Georgia Public Policy Foundation. But perhaps less intuitive is that the payment can change depending on who owns the healthcare facility. Medicare has traditionally paid hospitals more than physicians for the same routine care—even when that care isn’t delivered inside the hospital’s four walls. CMS is proposing to extend “site-neutral” payment policy to imaging services performed without contrast — ultrasounds, as well as CT scans, MRIs and X-rays that don’t use contrast dye. Chris Denson is the director of policy and research at the Georgia Public Policy Foundation.