Preheat the oven to 350°F.
In a large bowl, beat the cream cheese, water, onion powder, cumin, salt and pepper until smooth. Stir in the chicken.
Place ¼ cup of the chicken mixture down the center of each tortilla. Roll up and place seam side down in two greased 13x9 baking dishes.
In a large bowl, combine the soup, sour cream, milk and chiles; pour over the enchiladas.
Bake, uncovered, for about 30 to 40 minutes or until heated through.
Sprinkle with cheese; bake for five minutes longer or until the cheese is completely melted.
