This study aims to evaluate the sustainable leadership levels of hospital managers with the participation of healthcare professionals working in public hospitals in Bitlis province. The cross-sectional and descriptive study was conducted on 354 healthcare professionals and the information form and Sustainable Management Behaviors Scale were used as data collection tools. The demographic analysis of the study shows that the majority of the participants are male, under the age of 30 and have a bachelor's degree. In terms of occupational groups, it was observed that other health personnel and nurses were predominant. The findings revealed that the participants generally evaluated the sustainable leadership behaviors of the managers at a level above medium. Especially environmental sensitivity and conservation sensitivity dimensions have high mean values. Nurses were found to have the most negative opinions about managers' sustainable leadership levels, while administrative staff had the most positive opinions. It was determined that positive perceptions were higher for managers who are experienced, act in accordance with ethical principles and adopt the philosophy of continuous learning. The study draws attention to the importance of sustainable leadership practices in the healthcare sector and offers strategic recommendations to increase the leadership capacity of hospital managers.