 On 27 Aug 1663, he was appointed during the papacy of Pope Alexander VII as Auxiliary Bishop of Trier and Titular Bishop of "Azotus".On 1 Jun 1664, he was consecrated bishop by Karl Kaspar von Leyen-Hohengeroldseck, Archbishop of Trier.He served as Auxiliary Bishop of Trier until his death on 20 Nov 1671.