Our Digestive Health Center
With the Best Gastroenterologist in LA
The Gastroenterology Institute of Southern California is different from other gastroenterology centers in Los Angeles. Our private Gi health practice ensures quality over quantity. Our team aims to provide each of our patients quality time with a gastroenterologist and the convenience of laboratory services all in one place. The Gastroenterology Institute of Southern California is led by our double board certified gastroenterologist, Dr. Peyton Berookim.

My first priority in leading a successful practice is giving my patients the expert care they need and deserve. Together we will journey from a preliminary intake at my office. This is a process that includes a detailed history and physical exam to determine what tests, including laboratory tests and imaging, may be needed. Next, we conduct tests with state-of-the-art technology to arrive at a diagnosis and produce an effective treatment plan. A correct diagnosis can mean better quality of life—and oftentimes even a saved life. I am with you all the way. READ MORE >
Dr. Berookim saved my life. I can’t stress that enough. I was admitted to the hospital back in October and my internist referred me to Dr. B. He immediately got me in for testing. – Lauren H.





Cutting-Edge Procedures
We provide cutting edge care for diagnosing and treating digestive system disorders.
Our methods are representative of the best of modern digestive care.
UPPER ENDOSCOPY (EGD)
UPPER ENDOSCOPY (EGD)
An Upper Endoscopy involves the insertion of a tube with an attached camera on one end into the mouth. An EGD is used to diagnose as well as treat any issues related to the digestive tract.
BREATH TESTS
BREATH TESTS
A hydrogen breath test is a simple, non-invasive method for identifying any bacterial imbalances or food tolerances such as lactose intolerance, fructose malabsorption, SIBO, or the existence of H. pylori.
COLONOSCOPY
COLONOSCOPY
A colonoscopy is an exam used to diagnose, prevent, or treat colon cancer. It can also be used to determine any abnormal changes related to the digestive tract.
SMARTPILL MOTILITY CAPSULE
SMARTPILL MOTILITY CAPSULE
The SmartPill™ system features an ingestible capsule that provides valuable diagnostic information like bowel transit time, whole gut transit, pressure patterns in the antrum and duodenum.
3RD EYE COLONOSOPY
3RD EYE COLONOSCOPY
Third Eye Colonoscopy increases polyp detection by 23% over traditional colonoscopy procedures..
PILLCAM ENDOSCOPY
PILLCAM ENDOSCOPY
We offer three PillCam models: The UGI, SBS3, and Colon 2. The Pillcam is a non-invasive method used to identify and diagnose problems in the esophagus, stomach, or colon, respectively.
Pillcam Colon 2
An innovative capsule endoscopy solution provides clear images
of the colon to support detection of polyps with a noninvasive,
patient-friendly device.
Conditions We Treat
Providing the most trusted and compassionate care available.
Conditions We Treat
Providing the most trusted and compassionate care available.
GI Doctor Beverly Hills
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