Global migrations of population have a multidimensional socio-economic impact on the health sector, bringing not only resources for development but challenges as well. The increasing number and ethnic and religious diversity of immigrants in receiving countries of the global North contribute to the expansion and restructuring of the demand for medical services. Influenced by these processes transformation of the health sector, including the formation of a special segment of medical care adapted to the requests of migrants, in turn, increases the needs of the societies- recipients for medical specialists, including those versed in socio-cultural features of illness and of treatment. The developed states actively attract health workers from developing countries to meet these needs. Emigration of medical personnel from the global South is associated with some positive effects for the donor countries caused by migrants' monetary and social remittances, reduction of unemployment, development of medical education, etc...