A model to evaluate prenatal services in Health Centers is developed. Four different types of models of special appliance to S. Paulo Health Departament's Health Centers (Brazil) are constructed. They can, however, be applied to other services with little fitting. The model is separated into itens to identify different components of prenatal services. It gives marks to the evaluation. The values thus obtained can easily be related one another in order to identify the one that needs correction.
Prenatal services; Health Centers
