Dr. William Fish Marsteller, MD

Dr. William Marsteller is a board-certified internal medicine physician who specializes in gastroenterology. He earned his medical degree from Ohio State University College of Medicine & Public Health and completed his residency at the Medical University of South Carolina. With 20 years of experience treating digestive health conditions, Dr. Marsteller provides comprehensive care for patients throughout the Charleston area. He is fluent in both English and Spanish.

Dr. Marsteller practices at multiple locations in Charleston, Mount Pleasant, and Summerville, South Carolina, with affiliations at Bon Secours Saint Francis Hospital, Summerville Medical Center, and Roper Saint Francis Berkeley Hospital. He specializes in treating conditions such as colon polyps, GERD, and acid reflux. His expertise includes performing colonoscopies, upper endoscopy procedures, and lower GI endoscopy to diagnose and treat digestive disorders. Patients rate Dr. Marsteller 4.8 out of 5 stars for his …compassionate care and clinical expertise.