PREHEAT oven to 350°F. Beat cream cheese, 1 cup of the shredded cheese, chilies and seasonings in small bowl with electric mixer on medium speed until well blended. Stir in chicken.
SPREAD into 9-inch pie plate.
BAKE 20 to 30 minutes or until dip is lightly browned and heated through. Sprinkle with remaining 1/2 cup shredded cheese; let stand 10 minutes. Serve as a dip with crackers.