In a bowl, combine chicken, beans, cilantro, lime juice, chili powder, salt, cumin and black pepper. Mix well and set aside.

Bring a skillet sprayed with nonstick spray to medium-high heat add corn, onion, and bell pepper. Stirring frequently, cook for 4 to 5 minutes, until onion softens

Add chicken mixture and stirring occasionally, cook for 5 minutes, or until chicken in cooked through.

Add cheese and tomatoes and stir until cheese starts to melt. Enjoy immediately