For Patients Appointments and Location Conditions and Treatment FAQ First Time Visit for Patients Pet Therapy Treatment Overview What to Expect Your Treatment Team Same Day Appointments Appointments and Location Home Research Research: Clinical Departments Radiation Oncology: Home Radiation Oncology: Clinical Program > For Patients > Appointments and Location Appointment Information For all appointments and inquiries, please call (714) 456-5651 Please arrive 10-15 minutes early for your appointment for registration and to fill in a health questionnaire. When you come for your appointment please remember to obtain and bring the following: Referral letter from GP, family physician or another doctor Medicare card, DVA card, Pension Card Have your Private Hospital Insurance information with you Copies of results of X-rays, MRIs, or CT scan, etc., and any other relevant information If You Need to Cancel an Appointment Telephone the office during business hours and allow at least 1 days’ notice so that we can offer your appointment time to patients on our waiting list. We recognize that your time is valuable, and we make every effort to run on time. Occasionally, emergencies or patients require a little more time, and these cause scheduling delays beyond our control. We apologize if we keep you waiting. The Heart of OC As the second-most densely populated county in California and the sixth most populated county in the U.S., Orange County covers approximately 950 square miles and represents 3.2 million people. To best serve this large and diverse community's needs, we are conveniently located at the heart of Orange County in the city of Orange. Chao Family Comprehensive Cancer Center 101 The City Drive, Building 23 Orange, California 92868-3298 Clinic: (714) 456-5651 Office: (714) 456-5508 Fax: (714) 456-7170 Future locations We are excited to announce that we plan to increase patient accessibility to UCI’s state-of-the-art radiotherapy and patient care. Development of a second $221 million facility, UCI Health Center of Advanced Care, is underway in Irvine on Jamboree Road at the Birch Street intersection as part of UCI’s Irvine/Newport Campus! The anticipated completion date is 2023. Stay tuned! Learn More