Welcome to Our Practice

Located in the heart of Boca Raton, Lisle Gastro combines state-of-the-art technology with gentle care to provide patients with the best digestive health and endoscopy services possible. We understand that you need an experienced gastroenterologist(s) you can trust - people a lot like you. And that's what our practice is about. We're your neighbors. As a leading gastroenterologist(s) in Boca Raton, we are dedicated to helping our patients maintain good digestive health. And we strive to make it as easy and convenient as possible for you.

A Better Care Experience

How Our Team Can Help

Our team of experts are dedicated to providing each of our patients with high-quality care so that they receive the best service possible in Boca Raton.

Quality Services

Our staff is trained and knowledgeable about the latest procedures, tools, and techniques to properly care for our patients.

Individual Approach

Each of our patients requires something different and we are focused on meeting their individual needs with a customized treatment plan.


Meet the Doctors

  • dr
    Dr. John Smith
    Owner, Doctor

    Dr. John Smith serves patients in the Boca Raton area. Dr. Smith received his undergraduate degree from Brigham Young University. He obtained his Doctor of Medicine degree at the University of Tennessee, Health Science Center.  Dr. Smith also completed his Internship and Residency in Internal Medicine there, as well as his Fellowship in Gastroenterology.

    • Board Certified in Gastroenterology
  • Doctor
    Dr. Sean Kim MD

    Dr. Kim received his Bachelor of Science, followed by his medical degree from the UCSF School of Medicine. He completed his Internal Medicine residency and gastroenterology fellowship at the University of Washington Medical Center and affiliated hospitals, including Fred Hutchinson Cancer Research Center.

    • Board Certified in Gastroenterology
    • Board Certified in Internal Medicine

  • dr
    Dr. Siri Grandhe MD

    Dr. Grandhe received her Bachelor in Molecular Biology from the University of California, Berkeley in Berkeley, California. She received her medical degree from UC San Diego School of Medicine. She then completed her Internal Medicine residency in La Jolla, California and her Gastroenterology fellowship at the University of California Davis Medical Center in Sacramento, California.

    • Board Certified in Gastroenterology
    • Board Certified in Internal Medicine


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