Public provider listing

Brian S. Lim MD | United Gastroenterologists

4.9(253)

Brian S. Lim MD | United Gastroenterologists is a Gastroenterologist practice in Irvine, CA. Rated 4.9 from 253 public reviews. Phone and website are listed.

Address

16405 Sand Canyon Ave #250, Irvine, CA 92618
Irvine, CA 92618

Public hours

Listed hours

As published
Monday
8:30AM–5PM
Tuesday
8:30AM–5PM
Wednesday
8:30AM–5PM
Thursday
8:30AM–5PM
Friday
8:30AM–5PM
Saturday
Closed
Sunday
Closed
Verified listing details

Credentials, affiliations, and coverage

Checked Aug 12, 2026

Sources

Federal data is attributed to its source and does not imply CMS endorsement.

Public media

Newest photos

Up to 10

No public photos are available for this listing.

Public reviews

Newest reviews

Up to 10

Susan Lim

5.0

Dr. Lim is simply the best! He is kind, brilliant, and patient. He really takes the time to listen to all of your questions and issues, and he provides answers that are backed by research and many years of experience. Stomach problems can be hard to diagnose, but Dr. Lim has both the heart and knowledge to walk you through complicated symptoms. With his expertise, all the treatments worked and I feel significantly healthier.

Eta Chalfin

5.0

Very pleasant and professional office

Robert Resendez

5.0

No written review was provided.

Ramiro Alanis lopez

5.0

No written review was provided.

Keith D Danner

5.0

Dr. Lim was great. Talked me through the whole thing.

Marsha Sabus

5.0

Staff was very kind. Dr Lim too.

Hazel Sanchez

5.0

Excellent work! Came here for my 3 procedures within 5 months! All experiences were great. I highly recommend this Surgery center. Dr Lim is an excellent MD! Very professional and truly cares about the patients.

Kurt Shippy

5.0

No written review was provided.

Nader

5.0

Very thorough , I am very pleased with my care

Christina Rong

5.0

Dr. Lim is a great doctor. He is patient, highly knowledgeable and very skilled doctor.

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