Prepare pasta according to package directions in generously salted water. Add in sun dried tomatoes to boiling pasta water for last two minutes of cooking time; drain.
Meanwhile, combine evaporated milk, basil, garlic powder and pepper in medium saucepan over medium low heat.
Add in 1 handful of cheese at a time, stirring until melted. Stir in the chicken and artichoke. Remove from heat.
Add pasta and sun dried tomatoes to cheese sauce. Stir until combined.