Preheat oven to 450°F. Heat 2 tablespoons oil in heavy large ovenproof skillet. Add 1 1/4 cups onion; sauté until onions begin to soften, about 5 minutes. Add turkey and chiles; sauté 3 minutes. Stir in salsa; simmer until heated through, about 3 minutes. Season with salt and pepper. Stir in chips. Sprinkle with cheese. Place skillet in oven; bake just until cheese melts, about 5 minutes. Sprinkle with remaining 1/4 cup onion and cilantro; drizzle with crema and serve.