To your slow cooker add the chicken.
To the chicken add the enchilada sauce, taco seasoning, scallions, garlic, diced tomatoes and green chiles.
Give everything a quick stir.
Cook on low for 6 hours or high for 4 hours.
30 minutes before serving remove the chicken from the slow cooker.
Shred chicken.
To the slow cooker add the cream cheese and 1 cup of the cheddar cheese.
Stir until cheeses are melted.
Add the shredded chicken in and cover for 15 minutes.
Add in your cooked pasta.
Stir.
Top with the remaining cheese.
Garnish with your favorite toppings.
Serve!