Health services that are easy to access, fast, safe, confidential, integrated, effective and efficient are demands on the quality of public services, especially for health sector in the Disruption Era. The purpose of this research was to determine the extent of the SimKes (e-health) application implementation and to explore supportive and impeding factors of health service digitalization at the member clinics of ASKLIN Kediri Branch so that it affects the medical workers’ satisfaction as an application user. The method used in this research is qualitative approach which defined as a research procedure that produces descriptive data. Collecting data using Purposive Sampling by in-depth interview techniques with semi-structured questions to 14 informants and 2 Triangulators Data Sources, namely the founder and creator of SimKes Khanza and the head of the BPJS Kesehatan’s Participant Benefits Guarantor Kediri Branch. From the research’s results, it is known that the SimKes (e-health) application has been used in all health service line in almost all ASKLIN member Clinics in Kediri Branch and the satisfaction level of medical workers using the SimKes (e-health) application ranges from 75-80%. The constraints in implementing SimKes application have been successfully mapped, including application users’ age, data networks and application customization, financing to other profession technical matters, which can increase the satisfaction of medical workers who use e-health applications if they get the right treatment. The implementation of the Health Management Information System (SimKes) application in digital health services (telemedicine/e-health) is expected to maximize health services at Health Service Facilities, especially at the member Clinics of the Indonesian Clinic Association, Kediri Branch. Digitalized health service implementations are expected to provide reliable and integrated data and information so that they can become a tool for effective and efficient management of health development.