Dr. Samiullah is board certified in both Internal Medicine and Gastroenterology by American Board of Internal Medicine. He serves as Assistant Professor of Medicine in division of Gastroenterology and Hepatology at University of Missouri at Columbia, USA. He is author of multiple peer reviewed articles ; abstracts and book chapter. He also serves as reviewer and editorial board member for various reputable journal. He is involved in teaching clinical and research oriented gastroenterology to his fellows and students.