Welcome to Oceana Gastroenterology Associates of Corona, California
If you’re like the millions of Americans experiencing the pain and disruption of gastrointestinal ailments, you want relief – now. And we’re here to help. As interventional gastroenterology specialists, we are devoted to discovering the source of your GI issue and finding you the relief you require.
ABOUT
Oceana Gastroenterology Associates focuses on caring for patients with issues affecting the digestive tract.
PATIENT EDUCATION
Learn about the symptoms and treatments for dozens of gastrointestinal conditions and injuries.
PATIENT RESOURCES
Whether you’re a new or existing patient, you’ll find the forms and procedure instructions you need here.
FAQs
We get a lot of questions about GI disorders and treatments – read on to see if yours is one we’ve already answered.
Conditions We Treat
We perform diagnostic testing and provide on-the-spot treatment for a wide variety of digestive disorders, including ulcers, acid reflux, Barrett’s esophagus, constipation, hemorrhoids, Crohn’s disease, gastric cancers, and much more.
Therapeutic ERCP
A type of endoscopy to evaluate and treat problems affecting the gallbladder, liver, pancreas, pancreatic duct, and bile ducts.
Endoscopic Ultrasonography
An endoscopy utilizing high-quality ultrasound imaging during the procedure – ideal for diagnosing and staging gastric cancers.
BRAVO pH Testing
We offer the only catheter-free, ambulatory acid-reflux testing for gastroesophageal reflux disease (GERD) available.
Smart Pill & Capsule Endoscopy
Unlike a traditional endoscopy, patients simply swallow a capsule that collects data as it passes through the GI tract.
Our Providers
Board certified and fellowship-trained, Dr. M. Mazen Jamal has been helping patients like you with gastrointestinal disorders since 1981. He and the skilled and compassionate professional team at Oceana Gastroenterology look forward to seeing you soon.
