Renowned Kidney Doctor in Delhi: Dr. Niren Rao Dr. Niren Rao is a renowned kidney doctor in Delhi who specializes in kidney care and treating diseases of the kidney. He provides an effective treatment for kidney diseases, kidney stones, kidney cancer, etc at his facility, Dr. Niren Rao’s Urology Practice. To diagnose kidney disease, he performs common tests such as imaging tests and ultrasounds to examine the health of kidneys. Website: https://www.drnirenrao.com/kidney