Work stress is a consequence of events in the workplace that demand excessive physical and psychological involvement of the employees, so that physical and psychological conditions are disrupted and lead to tension. Work stress that continuously directed can reduce a person's work motivation, so that the quality of work is low. One of the professions in the field of health whose the occupation is the most stressful is the hospital administrator, including medical recorders. Based on the results of the preliminary study on March 10, 2018, 10 medical records officers showed that 10% of the officers had very high work stress level, 10% of the officers had high work stress level, 50% of the officers had moderate work stress levels and 30% of the officers had low work stress levels. This research is aimed to analyze the relationship of work stress with the performance of medical record officers in PKU Muhammadiyah Surakarta and Yogyakarta hospitals. This type of research is analytic observational with cross-sectional research design. The research samples were 52 people. The sampling technique uses saturated sampling technique. Bivariate analysis uses Spearman Rank statistical test. The results of this research indicated that there is a relationship between work stress and performance (ρ = 0.005, r = -0.382). Hospital management is advised to conduct stress management training as a form of preventive action to minimize the negative effects of the work stress
