If he is saved, and as he is a glorified saint of the Church he is, then he is Catholic; there is no other kind in heaven.
You are a very good member of the Catholic cult. But you forgot about the Muslims who you share a god with. You really need to update so you agree fully with the RCC.
CCC841 The Church's relationship with the Muslims. "The plan of salvation also includes those who acknowledge the Creator, in the first place amongst whom are the Muslims; these profess to hold the faith of Abraham, and together with us they adore the one, merciful God, mankind's judge on the last day.
Oh, and don’t forget about the atheists if they live a good life.