If you had your exam at a Radia outpatient imaging center, you may pay your bill online by clicking on the name of the center you visited: Everett Radia Imaging Center Billing Evergreen Radia Imaging Center Billing Swedish Radia Imaging Center at Edmonds Billing If you had your exam at one of our partner hospitals, you may pay the Radia Inc., P.S. portion of your bill online by clicking on the link below: Radia Inc., P.S. Professional Services Billing