Chicken Cordon Bleu Meatloaf

2 pounds ground chicken
1 cup breadcrumbs
1/2 cup grated Parmesan cheese
1/2 cup milk
1 egg
1 teaspoon garlic powder
1 teaspoon onion powder
1/2 teaspoon salt
1/2 teaspoon black pepper
6 slices Swiss cheese
6 slices deli ham
1/4 cup Dijon mustard
1/2 cup shredded mozzarella cheese