Hopefully! 

Apparently the Minister of Health has issued a new law (the pre-legislative work is done, now we wait for Congress, so keep your fingers crossed) that forbids Isapre to ask for age, sex and health status.

Welcome to the 21st century!

Source: http://www.latercera.com/noticia/nacional/2015/07/680-640486-9-legisladores-piden-aclarar-impacto-de-fondo-que-une-cotizaciones-de-isapre-y.shtml