HEAT oven to 400ºF. Spread noodles with cream cheese; top with salmon. Roll up, starting at one of the short ends of each noodle.
PLACE, seam-sides down, in greased 13x9-inch baking pan; top with sauce and mozzarella cheese. Cover with foil.
BAKE 25 min. or until heated through, removing foil after 15 min.