HEAT oven to 425ºF.
PAT pizza dough into 16x12-inch rectangle on lightly floured baking sheet. Bake 10 min.
MIX reduced-fat cream cheese, milk and garlic powder until blended; spread onto pizza crust. Top with chicken, peppers, artichokes and cheeses.
BAKE 10 to 12 min. or until mozzarella is melted and edge of crust is golden brown. Top with basil.