Amends the Illinois Insurance Code, the Dental Care Patient Protection Act, and the Dental Service Plan Act. Provides that no insurer, dental service plan corporation, professional service corporation, insurance network leasing company, company offering a managed care dental plan, company offering a point-of-service plan, or any company that amends, delivers, issues, or renews an individual or group policy of accident and health insurance that provides dental insurance in this State may deny coverage for replacement of teeth to any insured on the basis of those teeth having been extracted or otherwise lost prior to the person becoming covered under the plan.