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 friendly and knowledgeable, very easy to talk to.
(3 days ago)
Feb-2026
Great doctor, very knowledgeable. Would highly recommend.
(3 days ago)
Feb-2026
Excellent
(4 days ago)
Feb-2026
Dr. Najarian is thorough, attentive, and genuinely takes the time to listen to concerns and answer questions. The visit felt unrushed, and his thoughtful approach made the experience reassuring and productive.
(4 days ago)
Feb-2026
Very good
(1 week ago)
Jan-2026
Best gastroenterologist!
(1 week ago)
Jan-2026
Takes his time to listen to my concerns and help figure out best solutions. Caring and kind.
(1 week ago)
Jan-2026
listens intently. explains thoroughly and most important is ontime and totally honest and upfront. got me to a better place health wise than 3 other doctors and 4 years couldnt.
(1 week ago)
Jan-2026
He always takes plenty of time for my questions and covers things so I can understand
(1 week ago)
Jan-2026
Dr Najarian is very polite, patient, and professional. He clearly stated my medical information to me.
(2 weeks ago)
Jan-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 friendly and knowledgeable, very easy to talk to.
Great doctor, very knowledgeable. Would highly recommend.
Excellent
Dr. Najarian is thorough, attentive, and genuinely takes the time to listen to concerns and answer questions. The visit felt unrushed, and his thoughtful approach made the experience reassuring and productive.
Very good
Best gastroenterologist!
Takes his time to listen to my concerns and help figure out best solutions. Caring and kind.
listens intently. explains thoroughly and most important is ontime and totally honest and upfront. got me to a better place health wise than 3 other doctors and 4 years couldnt.
He always takes plenty of time for my questions and covers things so I can understand
Dr Najarian is very polite, patient, and professional. He clearly stated my medical information to me.