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.
Very thorough in explaining test results and overall health outlook. Answered all my questions.
(5 days ago)
Jun-2026
Had combined Endoscopy/ Colonoscopy this morning. Great experience.
(1 week ago)
Jun-2026
Very prompt, professional, and friendly
(1 week ago)
Jun-2026
Good patient communication skills. Very thorough.
(1 week ago)
Jun-2026
Great ! Very thorough in my meeting with him and very professional. I’m looking forward to the future with him.
(2 weeks ago)
Jun-2026
Very professional and concise.
(2 weeks ago)
Jun-2026
I think Dr. Najerian is the best! I’ve been going to him since my father died from colon cancer probably 35 or so years ago. I hope to never have to find a new doctor. He has to keep working until I die. Lol.
(3 weeks ago)
Jun-2026
Easy to talk to and answered all my questions
(3 weeks ago)
Jun-2026
Dr Najarian is confident, engaging, and thorough.
(3 weeks ago)
Jun-2026
Dr N is incredible he listens he cares
(3 weeks ago)
Jun-2026
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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.
Very thorough in explaining test results and overall health outlook. Answered all my questions.
Had combined Endoscopy/ Colonoscopy this morning. Great experience.
Very prompt, professional, and friendly
Good patient communication skills. Very thorough.
Great ! Very thorough in my meeting with him and very professional. I’m looking forward to the future with him.
Very professional and concise.
I think Dr. Najerian is the best! I’ve been going to him since my father died from colon cancer probably 35 or so years ago. I hope to never have to find a new doctor. He has to keep working until I die. Lol.
Easy to talk to and answered all my questions
Dr Najarian is confident, engaging, and thorough.
Dr N is incredible he listens he cares