How many movies have Nageshwara Rao Pithapuram and Pillavalu Gajapathy Krishnaveni collaborated on?

They have worked on 2 movies together! Their first movie together was Palletoori Pilla (1950) while their highest rated movie together was Panduranga Mahatyam (1957). They have not worked together since Panduranga Mahatyam (1957).