We are pleased to announce that the Third International Symposium on Medical Decision Science (ISMDS 2025) will be held in Taipei (Physical and Online presentation), Taiwan, from October 10-12. The ISMDS 2025 will feature a series of keynotes, workshops and visits in addition to oral/poster presentations of original research. The goal of the Second International Symposium on Medical Decision Science (ISMDS) is to bring together theoretical and practical knowledge related to Medical Informatics and Healthcare Management and create a common forum for the exchange of ideas and for the future development of the field