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United Medical Doctors is proud to be southern California’s premier independent multi-specialty offering unparalleled medical and surgical care. Dr. Lah is hard working, conscientious, and committed to providing high quality, compassionate care. He remains up to date with most recent advances in gastroenterology and will be actively involved with clinical research related to exciting new medications and diagnostics technologies. Dr. Lah completed his GI fellowship at UC Irvine where he developed his interventional endo... read more
3851 Katella Ave SUITE 205, Los Alamitos, CA 90720, Los Alamitos, CA, 90720, United States
Get directionsWeekday | Schedule | Status |
---|---|---|
Mon | 9:00 a.m. to 5:00 p.m. | |
Tue | 9:00 a.m. to 5:00 p.m. | |
Wed | 9:00 a.m. to 5:00 a.m. | |
Thu | 9:00 a.m. to 5:00 p.m. | |
Fri | 9:00 a.m. to 5:00 p.m. | |
Sat | Closed | |
Sun | Closed |
Excellent care from the Doctor and his staff.
I was already very concerned about my health and the surgery, but all the staff was wonderful from the receptionist to the nurses to the doctor himself. I couldn’t been treated any better.
An amazing, efficient and caring staff I could recommend
John J. Lah, MD | United Gastroenterologists has a 4.5 star rating with 45 reviews.
John J. Lah, MD | United Gastroenterologists is open now. It will close tomorrow at 5:00 a.m.
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