The article focuses on the main trends of international cooperation in the field of health quality assurance. The above activities are implemented within and under the auspices of international intergovernmental and non-governmental organizations. Particular attention is paid to the analysis of the activities of the World Health Organization, especially in assisting states in the preparation of national health programs, as well as in the development of various programs and strategies in the field under consideration. The research materials covered basic World Health Organization papers that include recommendations and strategic action plans for enhancing human rights in the healthcare systems. The purpose of this study is to identify promising practices of international cooperation in the aspect of ensuring the quality of health services. The goal required a set of studies to be conducted, including the following: investigation of WHO activities contents and trends, analysis of WHO recommendations on the development of national health systems to ensure the rights of vulnerable groups of population, outline of promising practices through case study of cooperation between WHO and Malaysia. The choice of the country for the case study is due to the internationally recognised productive cooperation between WHO and Malaysia. The publication was prepared with the support of the "RUDN University Program 5-100.