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Jason B. Samarasena, MD

Jason B. Samarasena, MD

Gastroenterology

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Dr. Jason Samarasena is a UCI Health physician who specializes in treating gastrointestinal disorders, including gastroesophageal reflux disease, esophageal disease, pancreatic cysts, biliary tract disorders, gastric intestinal metaplasia and colorectal cancer.

His research interests include advanced endoscopic imaging, characterization and treatment of pancreatic cysts, confocal laser endomicroscopy, bowel preparation before colonoscopy, endoscopic mucosal resection and endoscopic submucosal dissection.

Samarasena received his medical degree from Memorial University of Newfoundland, Canada, where he graduated on the Dean’s List. He completed both general gastroenterology and interventional endoscopy fellowships at UC Irvine. 

Press Ganey has named Samarasena as one of the top five physicians for patient satisfaction in the ambulatory surgery group at UCI Health. He was named the 2016 Teaching Attending of the Year by the UC Irvine Gastroenterology Fellowship. He is the current president of the Orange County GI Society.

Nickname: Dr. Sam

Services:

Clinical Interests:

cholangiopancreatography, colon cancer screening, confocal laser endomicroscopy, endoscopic mucosal resection of large polyps, gastric intestinal metaplasia, GERD and Barrett's esophagus, interventional endoscopic ultrasound, interventional endoscopy

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Background


  • Professional Positions

    • Director — Advanced Endoscopic Imaging, Chao Family Comprehensive Digestive Disease Center 
    • Associate Professor — Division of Gastroenterology & Hepatology, Department of Medicine, UC Irvine School of Medicine
  • Gender

    Male
  • Awards

    • Best Doctors in America® — Gastroenterology, 2015, 2016
    • Physicians of Excellence, Orange County Medical Association — 2020-2023
  • Board Certifications

    American Board of Internal Medicine
  • Residencies

    • University of California
    • Irvine Medical Center
  • Languages Spoken

    English

  • Fellowships

    • University of California
    • Irvine Medical Center
  • Education

    • Memorial University of Newfoundland Faculty of Medicine
  • Academic Profile

    View this physician's academic profile

    Speakers Bureau Topics

    • Advanced Endoscopic Imaging: Confocal Laser Endomicroscopy
    • Barrett's Esophagus
    • Colon Cancer Screening
    • Colonoscopy
    • Colonoscopy: Bowel Preparation
    • Diseases of the Gallbladder and Biliary System
    • Diseases of the Pancreas
    • Endoscopic Ultrasound
    • Esophagogastroduodenoscopy (EGD)
    • Gastroenterology Topics, Interventional/Advanced Endoscopy
    • GERD
    • Pancreatic Cysts
    • Small Bowel Enteroscopy

Current Clinical Trials

Paclitaxel Coated balloon for the Treatment of chronic bEnigN sTricture- Bowel
Adults
Jason Samarasena
Digestive Disorders