World Best Transcatheter Aortic Valve Replacement Expert Doctor When it comes to your heart, you deserve the best care available. For those in need of Transcatheter Aortic Valve Replacement (TAVR), finding a skilled and experienced specialist is crucial. In India, one name stands out: Dr. Ravinder Singh Rao. Let's dive into why Dr. Rao is considered the best TAVR expert in India.