Nursing care documentation holds the accountability aspect of professional nursing practice. This quantitative-descriptive research attempted to recognize the relationship between head of nurse’s communication and supervision with the completeness of nursing care documentation by staff nurse at Hospital X, Cianjur. The data was collected by using questionnaire and visitation list from 106 staff nurse that represented total population. The data was analyzed with the logistic regression of risk factor model. Univariate analysis result showed that staff nurse averagely had less positive perception toward the head of nurse’s communication and supervision. It was also revealed the nursing care documentation which was lack of comprehensiveness with cut of point 80%. The result of bivariate analysis indicated the significance correlation of head of nurse’s communication and supervision with the completion of nursing care documentation by staff nurse (p< 0,05). It was ultimately found that the completeness of nursing care documentation was mostly influenced by the head of nurse’s supervision. Thus, it is recommended to strengthen the supervision process and ability of the head of nurse to enhance the nursing care documentation quality by both formal and non-formal continuing education.