Dr. Sheikh Md. Abdullah Al Mamun (ড. শেখ মো: আব্দুল্লাহ আল মামুন) is an MBBS, BCS (Health), MD (Internal Medicine), MACP (USA) qualified Internal Medicine Specialist, practicing in Rajshahi. He currently serves as Associate Professor of Medicine at Rajshahi Medical College & Hospital. He completed his MBBS in Medicine and Surgery and his MD in Internal Medicine, both from Rajshahi Medical College & Hospital, and holds a MACP fellowship from the USA. He is also a BCS (Health) cadre officer. His areas of clinical focus span chest diseases, asthma, TB, and respiratory medicine, endocrine medicine, gastroenterology and hepatology, and infectious diseases. As an Internal Medicine Specialist in Rajshahi, he manages a broad range of adult medical conditions, from respiratory and digestive disorders to hormonal and infection-related illnesses. He communicates with patients in Bengali and English, and focuses on comprehensive, evidence-based management of complex and multi-system medical conditions.