Contact Us

If you are a patient in need of an appointment, please call the patient line: 888-717-GIMD (888-717-4463).

Administration

Division of Gastroenterology
Department of Medicine
UC Irvine School of Medicine
333 City Blvd. West, Suite 400
Orange, CA 92868
Phone: 714-456-6745 (Academic Office - Non-patient related)
Fax: 714-456-7753
MAP

Kenneth J. Chang, MD, FACG, FASGE
Chief, Division of Gastroenterology and Hepatology

Yvonne Nguyen
Assistant to the Division Chief

Mindy Huynh
Division Administrator
714-509-2347

Deanna Orozco
Research Coordinator
714-456-7033

Lanette Guerrero
Fellowship Coordinator
714-456-6745

Junah Tep
Finance Analyst

Clinical Locations

H.H. Chao Comprehensive Digestive Disease Center
Scheduling & Referral center (Patient related questions)
Patient Line 888-717-4463
Fax 855-813-0240

H.H. Chao Comprehensive Digestive Disease Center
UC Irvine Medical Center
101 The City Drive South, Bldg. 22-C
Orange, CA 92868
Patient Line 888-717-4463
Map & Directions

UC Irvine Health Gottschalk Medical Plaza
2100 Medical Plaza Drive
Irvine, CA 92697-6250
Patient Line 949-824-8639
Map & Directions

UC Irvine Health Tustin
1451 Irvine Blvd
Tustin, CA 92780
714-581-6500
Map & Directions

UC Irvine Health Newport
Pacific Medical Plaza
1640 Newport Blvd, Suite 350
Costa Mesa, CA 92627
Patient Line 949-386-5260
Map & Directions