Dr. Marc-Andre Cornier, MD

Dr. Marc-Andre Cornier specializes in endocrinology, diabetes, and metabolism, bringing over three decades of expertise to patient care. He earned his medical degree from the Medical College of Georgia at Augusta University and completed his residency at Georgetown University Medical Center. With 34 years of clinical experience, Dr. Cornier focuses on helping patients manage complex hormonal and metabolic conditions. He is fluent in both English and Spanish.

Dr. Cornier practices at multiple locations throughout Charleston, South Carolina, including MUSC Health facilities. He treats patients with high blood sugar conditions, including hyperglycemia and blood sugar emergencies in children. His practice includes advanced monitoring techniques like continuous glucose monitoring and comprehensive blood work including A1c testing and complete blood counts. Patients have given Dr. Cornier an average rating of 5.0, reflecting their confidence in his care.