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.
Great interaction with Dr. Lee. Staff was very accommodating as well
(3 days ago)
Nov-2025
Dr Lee is a excellent person God bless him and his family
(5 days ago)
Nov-2025
Great information. Decisive about treatment and next steps.
(5 days ago)
Nov-2025
He is very thorough pays attention to detail and explains what he is doing or how things are better or worse.
(6 days ago)
Nov-2025
Dr. Lee is a very competent doctor.
(6 days ago)
Nov-2025
Didn’t even see Dr. Lee. Despite verbal and e-mail conversations with staff and being on time for my physical appointment, I was informed that my insurance would not cover me!
(6 days ago)
Nov-2025
Great Doctor , very professional, knowledgeable and efficient.
(1 week ago)
Nov-2025
Dr. Lee thoroughly explained why I have to do colonoscopy. Because he found polyps in colon 5 years ago. He uses high tech touch screen computer in explaining what will happen if I don’t do it. He was able to convince me to do both colonoscopy and endoscopy the same day.
(1 week ago)
Oct-2025
Dr Lee is very caring and thorough!
(1 week ago)
Oct-2025
Dr Lee makes me feel comfortable at every visit.
I feel relaxed, asking him questions about my condition and he gives me answers. I can understand.
(1 week ago)
Oct-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.
Great interaction with Dr. Lee. Staff was very accommodating as well
Dr Lee is a excellent person God bless him and his family
Great information. Decisive about treatment and next steps.
He is very thorough pays attention to detail and explains what he is doing or how things are better or worse.
Dr. Lee is a very competent doctor.
Didn’t even see Dr. Lee. Despite verbal and e-mail conversations with staff and being on time for my physical appointment, I was informed that my insurance would not cover me!
Great Doctor , very professional, knowledgeable and efficient.
Dr. Lee thoroughly explained why I have to do colonoscopy. Because he found polyps in colon 5 years ago. He uses high tech touch screen computer in explaining what will happen if I don’t do it. He was able to convince me to do both colonoscopy and endoscopy the same day.
Dr Lee is very caring and thorough!
Dr Lee makes me feel comfortable at every visit. I feel relaxed, asking him questions about my condition and he gives me answers. I can understand.