Contact Us Dr. James Passamano Dr. Robert Passamano Orthodontics for Children & Adults 4200 Barranca, Irvine, CA 92604 949-552-5542 Fill out the below form to send us a message. Please allow 2 business days for us to get back to you. The quickest method to get a hold of us is to call (949)552-5542 during normal business hours. Thanks! Name PhoneEmail MessageNameThis field is for validation purposes and should be left unchanged.