When the business process changes, the traditional community medical management system needs to change. But SOA is based on service oriented architecture and separates the service provider and service participants, which makes the system flexible. The paper analyzes and designs the subsystem including customer management, general clinic, business management, case management and treatment plan according to the design idea of service provider and service participants in SOA system. So the community medical management system based on SOA has great reference for community medical management system in other cities.