Preheat oven to 375°F degrees.
Cook San Giorgio macaroni according to package directions.
Drain pasta and set aside completely.
Melt butter in medium saucepan over heat.
Whisk flour into melted butter until smooth.
Gradually add milk while whisking constantly together.
Cook sauce until thickened, about five minutes.
Remove from heat and add cream cheese.
Stir in cheddar and mozzarella cheeses completely.
Season with salt, pepper, and paprika evenly.
Combine cooked macaroni with prepared cheese sauce.
Transfer mixture to greased baking dish carefully.
Sprinkle breadcrumbs evenly over the top surface.
Bake for 25 minutes until golden brown.
Let cool for 5 minutes before serving.