PEORIA — If Proctor Hospital was a preferred provider organization on your insurance plan, it will remain a preferred provider organization, or PPO, now that it's set to become UnityPoint Health-Proctor.That's good news to Fran Tubbs, a Peoria-area resident who worried about how her preferred provider arrangement with Proctor would be affected by Proctor's merger with UnityPoint Health-Methodist.State regulators on Tuesday approved Proctor's affiliation [...]