HEAT oven to 375ºF.
COOK pasta as directed on package, adding spinach to the boiling water for the last minute.
MEANWHILE, heat large nonstick skillet sprayed with cooking spray on medium-high heat. Add chicken and basil; cook 3 min. or until chicken is no longer pink, stirring frequently. Add pasta sauce and tomatoes; bring to boil. Reduce heat to low; simmer 3 min. or until chicken is cooked through. Stir in cream cheese spread until melted.
DRAIN pasta and spinach; return to same saucepan. Add chicken mixture; mix lightly. Stir in 1/2 cup mozzarella. Spoon into 2-L or 8-inch square baking dish.
BAKE 20 min. or until heated through. Sprinkle with remaining mozzarella and Parmesan. Bake 3 min. or until cheese is melted.
serving size = 2 cups (500 mL)