Line a 10x15 baking pan with foil.
Preheat oven to 350 degrees.
In a large bowl, whisk together flour, sugar, baking powder, baking soda, pumpkin pie spice and kosher salt.
Stir in eggs, pumpkin and vegetable oil.
Pour batter into foil lined baking pan.
Melt 1/2 cup of the mini chocolate chips.
In the bowl of a stand mixer, beat together softened cream cheese, sugar, egg, milk and melted chocolate.
Dot pumpkin batter with chocolate cream cheese mixture and use a butter knife to swirl.
Sprinkle remaining 1/2 cup of mini chocolate chips over batter.
Bake for about 25 minutes until toothpick inserted in center comes out clean.
Let cool, remove using foil lining and cut into bars.