Three Cheese Chicken Penne Pasta Bake

1 1/2 cups penne pasta, uncooked
1 pkg spinach leaves
1 lb chicken breasts, cut into bite-size pieces
1 tsp dried basil leaves
1 jar spaghetti sauce
1 can diced tomatoes, drained
2 oz cream cheese, cubed
1 cup mozarella cheese, divided
2 tbsp parmesan cheese

Heat oven to 375 F. Cook pasta, adding spinach to boiling water for last 1 min. Cook and stir chicken and basil in large nonstick skillet on medium-high heat 3 min.  Add sauce and tomatoes; bring to boil.  Simmer 3 min or until chicken is done.  Stir in cream cheese.  Drain pasta mixture; return to pan.  Stir in chicken mixture and 1/2 cup mozzarella.  Spoon into 2 qt baking dish.
Bake 20 minutes. Sprinkle with remaining cheeses. Bake 3 min.