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.
Excellent ... my Trusty Doctor for many years. I highly recommend Dr Lee.
(5 days ago)
Dec-2025
Very attentive to patient’s needs and provides appropriate cares.
(6 days ago)
Dec-2025
Good bedside manner. Talks smoothly for me to understand my medical issues. Looking forward to my procedure with him on January 9, 2026.
(1 week ago)
Dec-2025
My first visit was just what I needed. Dr. Lee listened to me, asked questiond, acted and even showed me a video of the procedure I would have. I'm confident that I will find out the root cause of my gut issue.
(1 week ago)
Dec-2025
We are so proud and lucky to have Dr James Lee as our doctor, he really cares about his patients, and explains in dealing everything, thanks 😊
(1 week ago)
Dec-2025
Very knowledgeable. Made you comfortable in understanding your issue and the course of action needed ahead.
(2 weeks ago)
Dec-2025
He answered all of my questions and concerns and gave me information regarding my future care.
(2 weeks ago)
Dec-2025
He is efficient, courteous & staff seems helpful & friendly.
(2 weeks ago)
Dec-2025
Dr. James Lee really care for the patient.
(2 weeks ago)
Dec-2025
Attentive relational and good bedside manner
(3 weeks ago)
Dec-2025
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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.
Excellent ... my Trusty Doctor for many years. I highly recommend Dr Lee.
Very attentive to patient’s needs and provides appropriate cares.
Good bedside manner. Talks smoothly for me to understand my medical issues. Looking forward to my procedure with him on January 9, 2026.
My first visit was just what I needed. Dr. Lee listened to me, asked questiond, acted and even showed me a video of the procedure I would have. I'm confident that I will find out the root cause of my gut issue.
We are so proud and lucky to have Dr James Lee as our doctor, he really cares about his patients, and explains in dealing everything, thanks 😊
Very knowledgeable. Made you comfortable in understanding your issue and the course of action needed ahead.
He answered all of my questions and concerns and gave me information regarding my future care.
He is efficient, courteous & staff seems helpful & friendly.
Dr. James Lee really care for the patient.
Attentive relational and good bedside manner