Background: In recent years due to environmental fluctuations in Healthcare,Optimum use of organizational intelligence and continuous improvement of quality of service as a necessity for survival, growth and excellence in health care institutions has been introduced. Therefore this study was to examine the relationship between organizational intelligence with the quality of service in a military hospital in Tehran.

Materials and Methods: In this research wich is functional in term of purpose and descriptive corrrelational in term of data processing, In this study, 136 military employees, one of the hospital in Tehran were selected using stratified random sampling,data collection tools are Albercht organizational intelligence questionnaire and a modified questionnaire quality of service servqual, The questionnaire's reliability using Cronbach's alpha coefficient was approved.The data were analyzed by Using statistical tests T, Pearson and Friedman in spss software at the significant level 0/01.

Results: There was a significant positive relationship between hospitals’ organizational intelligence and service quality, As well as organizational intelligence and service quality at a reasonable evaluation of the target hospital, Friedman test results indicate that the component's heart most likely and appetite change are the least impact on organizational intelligence.

Conclusion: Optimal use of organizational intelligence and focus on continuous improvement of quality of service plays an important role in Clients gain a sustainable competitive advantage satisfaction.