Dr. Gibran Hamid Mahmud, MD

Dr. Gibran Mahmud is a board-certified oncologist who also specializes in hospital medicine and internal medicine. With 18 years of experience in patient care, he graduated from Ross University School of Medicine and has dedicated his career to treating cancer patients and providing comprehensive internal medicine services. Dr. Mahmud is fluent in both English and Spanish, enabling him to serve a diverse patient population.

Dr. Mahmud practices at multiple locations throughout Illinois, including Centralia, Fairfield, Salem, and O'Fallon, and maintains affiliations with SSM Health Care. His expertise focuses on treating various forms of lung cancer, including both non-small cell and small cell lung cancer. He performs essential diagnostic procedures such as complete blood counts and chemistry panels to monitor patient health and treatment progress.