Information system at Clinical health center is an information system that has several activities, such as registration, medical record, health care, and reporting. Day to day operation, Clinical health service, is using process manually. It is cause the stack of service. Sometime, the patient has to wait within several times. For Further, the patient did not know that the queuing is full. In order to help the problem, this paper wants to show about E-Health as service software. The research is completed by conveying the model like UML diagram. The UML diagrams are consisting such as use case, class, activity, and component. The sequence of system construct is using Prototype Methodology. The result is the software which has ability to service patient start from registration, medical check, medical prescription, until reporting. As an impact for Clinical health service is the service more efficiency. The system is able to control the medicine and reporting on day to day operation