Caring behavior is an essential component of hospital’s quality of service. The patient satisfication’s survey shows the lack of caring behavior of associate nurses in Kartika Husada hospital. The purpose of this study was to identify caring behavior and its associated factors in Kartika Husada hospital, Pontianak. This study was a cross sectional study. The data were collected through self administered questionnairein 104 nurses in April- June. Data was analyzed using univariat, bivariate, and multivariate analysis (multiple logistic regression). The result of the study shows there was a significant relationship between communication pattern with caring behavior of nurses in Kartika Husada hospital, Pontianak. This study suggests that nurse manager should be a good mediator to improve caring behavior of nurses