"He is in the ICU of a private hospital in Kolkata. Doctors have said that he is in a serious condition now," his son and percussionist Bickram Ghosh told PTI.
Admitted two days ago, doctors have already done his angioplasty and are constantly monitoring his health, he said.
The 80-year-old is amongst the most well-known tabla players in the country and was also awarded the prestigious Sangeet Natak Akademi Award in the year 2000.
Following the Farukhabad gharana of Hindustani classical music, Ghosh has also taught a large number of students in tabla not only in Kolkata but also in Europe.