Dr. Hollen is a national leading expert in orthodontics. More local area dentists have sent their children to our office than any other orthodontist in Iowa. Make sure you and your families are being given the right care. Your initial examination and consultation is free and our aboveboard policy assures you that there will be no "hidden costs" or unpleasant surprises. It just takes a few minutes of your time to see if our office is the right fit for you. Call us for more information.