Dr. Ashish Castellino obtained his MBBS degree from the Maharashtra University of Health Sciences (MUHS), Nashik. He subsequently completed his otolaryngology residency under the aegis of the National Board of Examinations (NBE), New Delhi. He has also trained in the prestigious Post-Doctoral Fellowship in Implant Otology (FIO) at the Madras ENT Research Foundation (MERF), based in Chennai under the aegis of The Tamil Nadu Dr. MGR Medical University and the mentorship of the world-renowned ENT surgeon Padmashree Prof. Mohan Kameswaran. Dr. Castellino is a surgeon par excellence with over 10 years experience working in the field of otolaryngology and his work covers all aspects of Hearing, Sinus, Voice, Thyroid & Salivary gland diseases. His primary interest lies in the management of deafness reflecting his extensive training in field of hearing implants, ranging from bone anchored hearing aids to cochlear implants. This interest is based on a passion for rehabilitation and societal reintegration of children born with deafness.