Dr. Ashok Kumar Nanda is a renowned eye specialist. He has been associated with Lions Eye Hospital and Vision Care Eye Hospital for organizing various charitable screening camps and has conducted several cataract surgery camps in the state. He periodically appears in health writing in newspapers such as the Times of India and Samaj and other health magazines and is also an invited guest on health awareness TV shows such as Sanjeevani, Hello Doctor and Aarogya Bharatam.
He has popularized phacoemulsification and refractive surgery in Odisha.