A new study by Colombia’s health ministry (Ministerio de Salud) found that Suramericana EPS, Sanitas EPS and Aliansalud EPS were rated the top-three health insurance network providers by patients in the “contributory” (user-pays, employer-pays) “Entidades Prestadoras de Salud” (EPS) health-coverage sector. However, the study didn’t cover health-care consumers in the