Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 64 02 2026 04 03 11846 11846 Hossein Dargahi Department of Health Management, Policy, and Economics, School of Public Health, Health Information Management Research Center, Tehran University of Medical Sciences, Tehran, Iran Mohsen Seyed Mahmoudi Ph.D. in Health Services Management, Health Management, Policy, and Economics Department , School of Public Health, Tehran University of Medical Sciences, Tehran, Iran Nasrin Abolhasanbeigi Gallehzan Ph.D. in Health Economics, Health Management and Economics Research Center, Health Management Research Institute, Iran University of Medical Sciences, Tehran, Iran 2025 10 14 2025 11 16 Abstract Background: In the new century and in the era of post-modernist, managerialism and leaderism theories have replaced the words management and leadership for driving of new public management such as healthcare organizations. each of these two theories cannot be alone successful to managing these organizations. several authors believed the integration of these two discourses can effectively drive healthcare organizations. According to these considerations, the current research was aimed to develop an integrated model of managerialism and leaderism theories among healthcare organizations.   Method: This study was a scoping review, conducted from 2000-2024. The data in this study included English articles and documents using related keywords, searched alone and in combination with Boolean operators through six international databases, and google scholar for additional documents. After doing screening and selection process through the PRISMA flow diagram, finally 30 studies as total number selected for in-depth analysis. Results: The results of several studies showed that managerialism and leaderism discourses could not developed health care organizations alone effectively. Therefore, some authors suggested the need to develop leaderism discourses toward managerialism as an integration and combining the strengths of these two theories for managing health care organizations. Conclusion: The fusion of managerialism and leaderism discourses as a paradigm in health care organizations is, in fact, a new public management in the postmodernism era, arising from the converging strengths and the conversion of their own weaknesses and challenges into new opportunities.   https://acta.tums.ac.ir/index.php/acta/article/view/11846 https://acta.tums.ac.ir/index.php/acta/article/download/11846/6015