 On 6 February 1579, he was appointed during the papacy of Pope Gregory XIII as Bishop of Paraguay.On 9 March 1592, he was consecrated bishop by Toribio Alfonso de Mogrovejo, Archbishop of Lima, with Antonio Avendaño y Paz, Bishop of Concepción; Sebastián Lartaún, Bishop of Cuzco; and Diego de Medellin, Bishop of Santiago de Chile, serving as co-consecrators.On 9 March 1592, he was appointed during the papacy of Pope Clement VIII as Bishop of Michoacán.