COOK chicken in large skillet on medium heat 10 min. or until browned on both sides, turning occasionally. Cover; cook 10 min. or until done (165ºF.) Drain any liquid from skillet.
STIR in cooking cream, milk, chiles and ham; cook, covered, on medium-low heat 2 to 3 min. or until heated through, stirring occasionally.
TOP with tomatoes just before serving.