Kaustubh Vaidya completed his MD (Internal Medicine) from L.T.M. Medical College & Hospital (Sion Hospital) in 1985. Followed by a DM in Cardiology from Seth G S Medical College and KEM Hospital in 1988.
After which he completed a Fellowship from Hallstrom Institute of Cardiology, Royal Prince Alfred Hospital (Sydney University), Australia.
He is a DNB Postgraduate Teacher in Cardiology since the last three years.