The EPS health enterprises are responsible for managing the health of all Colombians, identified the most effective way of providing the best health services in order to have a good level of satisfaction among all its members, however in recent years have been obliged to present a high quality service, due to regulatory changes introduced by the national government, which has resulted in increased user opinions and increased the volume of complaints and opinions presented. This project describes the different breeding strategies developed to improve the timeliness in responding in the process opinions, complaints, claims, demands and congratulations on the health promoter E.P.S Salud, by applying theory of waiting lines, modeling and supporting processes with discrete simulation. To demonstrate the above are the methods, techniques and tools used for the development and completion of the same. The case study is comprised of different channels or where waiting lines arrive Reviews, grievances, complaints, requests, which are and different servers to provide solution to the respective opinions, complaints, claims, demands and congratulations. Using discrete simulation demonstrates the proposed modeling behavior in order to propose improvement strategies that meet the requirements and system specifications.