Add chicken breasts to bottom of slow cooker, top with salt, pepper, cumin, oregano, chili powder, and cayenne pepper.

Top with diced onion, minced garlic, great Northern beans, green chiles, corn, chicken broth and cilantro. Stir.

Cover and cook on LOW for 8 hours or on HIGH for 3-4 hours.

Remove chicken to large mixing bowl, shred, then return to slow cooker.

Add cream cheese and half and half, stir, then cover and cook on HIGH for 15 minutes, or until chili is creamy and slightly thickened.

Stir well and serve with desired toppings.