Capital Digestive Physician Steven Zeddun, MD

Steven Zeddun, MD


Dr. Steven Zeddun has always loved science and wanted to pursue a career that enabled him to help people. He brought those two interests together in a career in medicine. Today, Dr. Zeddun practices medicine as a board-certified, fellowship-trained gastroenterologist.  

He is comfortable working within all areas of gastroenterology, and he has particular interest in the following procedures and conditions:  

  • Endoscopic ultrasound 
  • Biliary disorders 
  • Pancreatic disorders 
  • Gastrointestinal cancer  

Dr. Zeddun completed his bachelor’s degree in zoology at the University of Wisconsin in Madison, WI, and earned his medical degree from the University of Wisconsin Medical School, where he received research support through the National Institutes of Health’s General Clinical Research Center. He completed residency training in internal medicine and a fellowship in gastroenterology and liver diseases at The George Washington University Medical Center in Washington, DC.  

“I believe it’s best to be honest and direct with patients. I enjoy forming warm, jovial relationships with my patients as we work together to treat their conditions effectively and improve their quality of life,” Dr. Zeddun said.  

Before joining Capital Digestive Care, Dr. Zeddun was an assistant professor of medicine in the Division of Gastroenterology and Liver Diseases at George Washington University. Dr. Zeddun is skilled in various minimally invasive diagnostic procedures and minimally invasive treatments, including Barrx™ RF ablation, endoluminal stent placement, endoscopic mucosal resection, endoscopic submucosal dissection, endoscopic ultrasound, per oral endoscopic myotomy, esophageal manometry, and esophageal pH studies including Bravo. Dr. Zeddun is an active researcher who has written numerous articles and abstracts in peer-reviewed journals and presented at national medical conferences.  

Outside the office, Dr. Zeddun enjoys spending time with his wife and two children, cooking, listening to music, snowboarding, and mountain biking. 


  • English

Office Locations

Special Areas of Interest

  • Endoscopic ultrasound
  • Biliary disorders
  • Pancreatic disorders
  • Gastrointestinal cancer



Medical Education

  • University of Wisconsin Medical School / Madison, WI / Doctor of Medicine


  • The George Washington University Medical Center / Washington, DC


  • Gastroenterology and Liver Diseases / The George Washington University Medical Center / Washington, DC

Undergraduate Education

  • Bachelor of Science / University of Wisconsin / Madison, WI


Member of

  • American Board of Internal Medicine – Gastroenterology
  • American College of Physicians