Grilled BBQ Chicken Pizza

refrigerated pizza dough or your favorite homemade pizza dough ((you can also use individual uncooked pizza crusts))

olive oil

cream cheese

bbq sauce (, divided)

grilled chicken breast halves (, cubed)

small red onion (, thinly sliced)

shredded part-skim mozzarella cheese

fresh parsley (, for garnish)

grated parmesan cheese (, for garnish)