In recent years, telemedicine has become an important part of health care system because of the advancement of electronic transmission technology,. The visual characteristics and symptoms of dermatology have enabled the teledermatology to play a sufficient role in disease identification. Taiwan Blue Magpie Plan, a home-based care plan of the Taipei City Hospital, provides comprehensive assessments and integrated medical services for elderly with loss of mobility in collaboration with the medical team. In this article, we review previous studies on global application of teledermatology and introduce our experience of teledermatology in the Taipei City Hospital.