He has also trained and worked at reputed eye institutes of the country at Ahmedabad, Bombay, Chennai, Delhi and Madurai.
Dr. Chugh is a comprehensive ophthalmologist handling and treating all kinds of eye diseases and eye operations with special expertise in Stitch-less (Phacoemulsification) cataract micro-surgery, Glaucoma, Vitreo-retina, keratoplasty, squint, contact lenses, neuro-ophthalmology, paediatric eye diseases, systemic phthalmology and lasers - for diabetic retinopathy and removal of glasses (Lasik laser) etc. He has also held positions of Vice-president of Indian Medical Association (IMA) and member of prestigious medical bodies including All India Ophthalmological Society (AIOS).