The point of contact for all of your requestsYou have a question about your insurance contract, an announcement to make or you need information? Our Customer Services are your exclusive point of contact. www.groupemutuel.ch/contactusWrite to us or contact us by phone: we will provide an answer as quickly as possible.Our Customer Services are available Monday to Friday, from 08.00 to 18.00:Hotline 0848 803 111 l Email clients@groupemutuel.chOne single address for sending medical invoices (original documents) and letters:Groupe Mutuel, Rue des Cèdres 5, 1919 Martignyprestations@groupemutuel.chIn approximately 40 agencies and 6 service centres throughout Switzerland, our employees are available to welcome and advise you.Opening hours: from 8.00 to 12.00 and 13.30 to 17.00 (incl. on the eve of public holidays).Make life easier thanks to your Customer AreaScan and send your invoices instantlyConsult your documents and refundsModify your contracts and personal dataDownload the application from your App StoreQuestions about the Customer area?Your frequently asked questions on the Customer Area - Groupe Mutuel Call our hotline on 058 758 71 71 (Monday to Friday, 8am to 6pm)Write to us at customer.area@groupemutuel.ch