Studies on the work of Mascarenhas analyze his contribution to the history of health in Sao Paulo and the aspects of his work which place him in what is entitled the second generation of health workers of São Paulo state - being the first generation the one led by Emílio Ribas. This article recaptures these points and highlights his last works on preventive and community medicine. We argue that the conception of public health consolidated during his education was essential for his interest in the new model of medicine that was starting to spread in the country.
History of health; Health centers; Sanitary administration; Preventive medicine