COOK chicken in large nonstick skillet on medium heat 6 to 7 min. on each side or until done (165ºF). Remove from skillet; cover to keep warm.
ADD soup, broccoli and Neufchatel to same skillet. Bring to boil; cook on medium-low heat 5 min. or until Neufchatel is melted and mixture is blended, stirring constantly. Meanwhile, stir water into stuffing mix; set aside.
RETURN chicken to skillet. Top chicken with stuffing; cover. Cook 5 min. or until heated through.