Dr. Sivaresmi Unnithan Roy is a Pulmonologist in Salt Lake, Kolkata an…read mored has an experience of 22 years in this field. Dr. Sivaresmi Unnithan Roy practices at Apollo Gleneagles Hospitals in Salt Lake, Kolkata,Ohio Hospital in New Town, Kolkata and Ohio Hospital in New Town, Kolkata. She completed MBBS from University Of Calcutta in 2003 and MD - Tuberculosis & Respiratory Diseases/Medicine from Rajasthan University of Health Science, Jaipur in 2011.read less