Dr. Ika Dewi Mayangsari, MD, ORL is a consultant otorhinolaryngologist and head and neck oncologist at Dr. Cipto Mangunkusumo Hospital and the Faculty of Medicine, Universitas Indonesia, Jakarta. She currently serves as Head of the ENT Department and is actively involved in clinical practice, research, and medical education. Dr. Mayangsari completed advanced training in head and neck oncology at the University of Pittsburgh Medical Center and Memorial Sloan Kettering Cancer Center, New York. Her interests include head and neck cancer, oncologic surgery, and multidisciplinary cancer care. She is a frequent speaker at national and international scientific meetings and contributes to professional societies and surgical training programs.