PREHEAT oven to 400 degrees F. Spray large skillet with cooking spray. Add chicken; cook on medium heat until chicken is cooked through, stirring occasionally. Stir in salsa. Reduce heat to medium-low; simmer 5 min.
SPOON chicken mixture evenly over crust; sprinkle with peppers and cilantro. Top with cheese.
BAKE 10 to 15 min. or until cheese is melted.
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