Dr. Haig Najarian, M.D. is a practicing Gastroenterologist in Orange and Irvine, CA. He treats patients with gastrointestinal and liver disease and performs a wide spectrum of endoscopic procedures. He obtained his medical degree at the USC School of Medicine and served his clinical internship, residency, and gastroenterology fellowship at the UC San Diego School of Medicine.
Dr. Haig Najarian, M.D. is a practicing Gastroenterologist in Orange and Irvine, CA. He treats patients with gastrointestinal and liver disease and performs a wide spectrum of endoscopic procedures. He obtained his medical degree at the USC School of Medicine and served his clinical internship, residency, and gastroenterology fellowship at the UC San Diego School of Medicine.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
Personable and professional. Doctor Najarian answered my questions and explained the procedure that I need. I would recommend his care.
(2 days ago)
Oct-2026
Great energy, good listener, action oriented.
(3 days ago)
Oct-2026
The best Doctor.
(4 days ago)
Oct-2026
Very good Dr., very pleasant to speak Very helpful. Thank you very much.
Send
(1 week ago)
Oct-2026
Very nice & knowledgeable.
(1 week ago)
Sep-2026
Great guy; easy to talk to. Got in and out real quick at the Los Alamitos location.
(1 week ago)
Sep-2026
Excellent doctor! He took the time to answer all my questions and organized future tests!
(3 weeks ago)
Sep-2026
Very personable and friendly
(3 weeks ago)
Sep-2026
First time with Dr Najarian , great experience and care
(1 month ago)
Sep-2026
He is the best Doctor!!
(1 month ago)
Sep-2026
GI-Orange
1010 W. La Veta Ave Suite 570 Orange, CA 92868
Dr. Haig Najarian, M.D. is a practicing Gastroenterologist in Orange and Irvine, CA. He treats patients with gastrointestinal and liver disease and performs a wide spectrum of endoscopic procedures.
He was raised in Southern California and graduated from the University of California, Irvine, with a Bachelor of Science in Biological Sciences. Shortly after, he obtained his medical degree at the USC School of Medicine in 1992, where he developed his interest in gastroenterology and liver disease. Dr. Najarian then served his clinical internship, residency, and gastroenterology fellowship at the UC San Diego School of Medicine.
In 1997, Dr. Najarian joined the clinical staff at St. Joseph’s Hospital in Orange, as well as several other Orange County hospitals. Additionally, he has been an active member of the St. Joseph’s staff, serving on the Quality Enhancement Committee, as well as the Internal Medicine Core Committee, where he is the current Vice Chair of the Department of Internal Medicine. He also served as the GI Section Committee Chair and is an active member of the Medicine Executive Committee. Finally, he has been a sub-investigator in numerous clinical trials.
On a personal level, he enjoys spending time with his wife and three children, who are currently all in college. He enjoys traveling, many types of music, sports, and hiking.
Personable and professional. Doctor Najarian answered my questions and explained the procedure that I need. I would recommend his care.
Great energy, good listener, action oriented.
The best Doctor.
Very good Dr., very pleasant to speak Very helpful. Thank you very much. Send
Very nice & knowledgeable.
Great guy; easy to talk to. Got in and out real quick at the Los Alamitos location.
Excellent doctor! He took the time to answer all my questions and organized future tests!
Very personable and friendly
First time with Dr Najarian , great experience and care
He is the best Doctor!!