Dr. James J. Lee, M.D. received his medical training at St. Louis University School of Medicine and completed his residency and fellowship training at the University of California, Irvine. Dr. Lee has been involved in numerous endoscopic treatments of heartburn. Additionally, he has performed more than 75 radio-frequency ablation procedures for Barrett Esophagus with dysplasia, as well as EMRs.
Dr. James J. Lee, M.D. received his medical training at St. Louis University School of Medicine and completed his residency and fellowship training at the University of California, Irvine. Dr. Lee has been involved in numerous endoscopic treatments of heartburn. Additionally, he has performed more than 75 radio-frequency ablation procedures for Barrett Esophagus with dysplasia, as well as EMRs.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
Very professional and attentive and caring.
(1 week ago)
Sep-2026
Dr. James Lee is bar none the best Dr. I’ve ever had. He truly cares for his patients and provides exceptional care.
(1 week ago)
Sep-2026
I have been with Dr. Lee for 26 years. In those years, we have many routine visits and also others that need more attention. He listens when I talk. He is very thorough in his approach to any issues. Very good doctor!
(2 weeks ago)
Sep-2026
Great doctor!
(2 weeks ago)
Sep-2026
Very concerned about his patients
(3 weeks ago)
Aug-2026
He is a wonderful caring doctor.
(3 weeks ago)
Aug-2026
Thank you Dr Lee, you are a wonderful Dr. Dr Lee made everything so clear and so easy with a kind caring manner and great skill, I was so fortunate to have him for my treatment and follow up as well,
(1 month ago)
Aug-2026
He is a Great Doctor. I have been with him for a very long time.
(1 month ago)
Aug-2026
Always listens to your concerns and takes time to ask questions. Very friendly, polite and professional.
(1 month ago)
Aug-2026
Dr. Lee very nice making sure your consultation is understandable and gives your peace of mind...
(1 month ago)
Aug-2026
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GI-Orange
1010 W. La Veta Ave Suite 570 Orange, CA 92868
Dr. James J. Lee, M.D. has a private practice located in Orange, California and is a clinical assistant professor at the University of California, Irvine. In the last two decades, Dr. Lee has been involved in numerous endoscopic treatments of heartburn. Additionally, he has performed more than 75 radio-frequency ablation procedures for Barrett Esophagus with dysplasia, as well as EMRs. Dr. Lee contributes regularly to Becker ASC review and his most recent article was quoted in Men Health Journal in 2015. After receiving his medical training at St. Louis University School of Medicine, Dr. Lee completed his residency and fellowship training at the University of California, Irvine. He is married and has one child in college. On his days off, he enjoys tennis, hiking, and traveling. One of Dr. Lee future goals is to establish a heartburn center at St. Joseph Hospital and raise awareness for esophageal cancer.
Very professional and attentive and caring.
Dr. James Lee is bar none the best Dr. I’ve ever had. He truly cares for his patients and provides exceptional care.
I have been with Dr. Lee for 26 years. In those years, we have many routine visits and also others that need more attention. He listens when I talk. He is very thorough in his approach to any issues. Very good doctor!
Great doctor!
Very concerned about his patients
He is a wonderful caring doctor.
Thank you Dr Lee, you are a wonderful Dr. Dr Lee made everything so clear and so easy with a kind caring manner and great skill, I was so fortunate to have him for my treatment and follow up as well,
He is a Great Doctor. I have been with him for a very long time.
Always listens to your concerns and takes time to ask questions. Very friendly, polite and professional.
Dr. Lee very nice making sure your consultation is understandable and gives your peace of mind...