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.
Excellent doctor! He took the time to answer all my questions and organized future tests!
(2 days ago)
Sep-2026
Very personable and friendly
(3 days ago)
Sep-2026
First time with Dr Najarian , great experience and care
(1 week ago)
Sep-2026
He is the best Doctor!!
(1 week ago)
Sep-2026
He’s the best
(1 week ago)
Sep-2026
Warm,caring, excellent Doc
(1 week ago)
Sep-2026
Real nice Doctor and explains everything
(2 weeks ago)
Sep-2026
It was just an office visit and the colonoscopy to fallow.
(2 weeks ago)
Sep-2026
Very good. Excellent doctor.
(2 weeks ago)
Sep-2026
Dr. Najarian is caring and very knowledgeable. He took his time going over results and explaining our options. Thank you.
(2 weeks ago)
Sep-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.
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!!
He’s the best
Warm,caring, excellent Doc
Real nice Doctor and explains everything
It was just an office visit and the colonoscopy to fallow.
Very good. Excellent doctor.
Dr. Najarian is caring and very knowledgeable. He took his time going over results and explaining our options. Thank you.