Prepare tortellini according to directions.
While tortellini cooks, melt cream cheese and garlic together in a large saucepan on low heat.
Gradually add milk to cream cheese mixture, whisking gently.
Stir in 4 tablespoons Parmesan cheese.
Add spinach, stirring to coat.
Drain pasta and add to spinach mixture in skillet.
Sprinkle with tomatoes and remaining Parmesan.
Serve and Enjoy!