poor working environment nurtures a culture of negative social interactions as work place ostracismin,the work place mistreatment one of factors that lead to negative work behaviors as ostracism which arise conflict, reduce satisfaction,low productivity and reduce quality of care.Aim of the study: To assess the relation between work place ostracism and quality of care.Research design:A descriptive correlational study design was used to achieve the aim of this study. Subjects: proportionate stratified random sample was selected from nurses (n= 375). Tool of data collection: Two tools were used for collecting data. Tool (I). Work place ostracism scale. Tool (II): quality of nursing care scale. Results: Nearly half of the studied nurses (49.9%) had a high perception level of work place ostracism, while slightly half of them (46.9%) had a high perception level of organizational silence. Conclusion: there was statistically significant negative correlation between work place ostracism and quality of care. Recommendation: Identify eary any unreasonable behaviors and situations that increase the risk of work place ostracism behaviors and implement control measures to manage the risk and enhance quality of care.