Dr. Yeldandi is a board-certified specialist in Infectious Diseases, recognized by the American Board of Internal Medicine (ABIM) in the United States.

His primary areas of interest include infections in transplant recipients and HIV.

He has authored numerous research publications focusing on viral and fungal infections. Additionally, he has been honored with several awards for his contributions to teaching, leadership, and public health initiatives in India. He also offers technical support for HIV programs to the National AIDS Control Organization (NACO) and the Ministry of Health and Family Welfare of the Government of India.