Cook pasta according to package directions; drain.
Cook chicken and cut into strips.
Mix soup, water and Velveeta in microwaveable bowl. Microwave on high 3 minutes, stirring after 2 minutes.
Pour 1/3 of soup mixture onto bottom of 9x13" baking dish.
Add broccoli to remaining soup mixture.
Stuff pasta with chicken strips, place in baking dish. Cover with remaining soup mixture. Sprinkle with Parmesan cheese.
Cover with foil and bake 45-50 minutes.
NOTE: Rotisserie chicken from the deli counter is a great fast fix for this recipe.