Judgment of the Court (Fourth Chamber) of 11 September 2025.#UJ v Österreichische Zahnärztekammer.#Request for a preliminary ruling from the Oberster Gerichtshof.#Reference for a preliminary ruling – Public health – Cross-border healthcare – Directive 2011/24/EU – Article 3(d) and (e) – Provision of healthcare through telemedicine – Concept of ‘telemedicine’ – Cross-border healthcare provided through telemedicine – Complex medical treatment that includes healthcare provided in person and through telemedicine – Member State of treatment – Directive 2000/31/EC – Information society service – Directive 2005/36/EC – Professional qualifications – Freedom to provide services – Scope – Article 56 TFEU.#Case C-115/24.