In a large bowl, combine ground chicken, chopped parsley, oregano, paprika, salt, Parmesan cheese, and bread crumbs. Mix by hand until just incorporated.
Shape in large, golf ball sized meatballs. Bake for 15-20 minutes.
Place 1/2 tablespoon of bean dip on the bun of each slider.
Top with meatball, arugula, avocado and tomato. Pierce with a toothpick for ease of serving.