Yes.. Your brother will first need sinus surgery followed 3 months layer with ear surgery to replace the ear drum. Cost of surgery varies from hospital to hospital, you being from Chennai, a metro, come at highest slab of tariffs.. But different locations in Chennai charge different rates... You could use the local house tent rate differences as an easy guideline. Surgeons charge a high or low fee depending upon their experience and popularity too. Look up practo app at the different consulting fee structures along with patient feedbacks to make your decision.