Pritzker signs legislation mandating Lyme disease coverage Aug 14, 2019 | Insurance, Legislature, Top Stories A new law will require insurers to cover office visits, testing and treatment for Lyme disease and other tick-borne illnesses.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.