According to the latest report of PTI, Ishant got multiple stitches on the middle finger of his right hand.
However, there are chances of him playing a part in the upcoming five-match Test series against England.
The stitches will be removed in around 10 days and with six weeks left for the first Test against England, he is expected to recover.
The 32-year-old bowler was injured while trying to stop a drive off his own bowling in the second innings of New Zealand. He was immediately taken off the field as a precautionary measure.
On the match front, India lost the summit clash to Kane Williamson-led side by 8 wickets.
Following the conclusion of the WTC finale, the Indian contingent travelled to London and the players are currently enjoying their 20-day break from challenging bio-bubble life.
Team India will once again assemble in Durham on July 14 to prepare for the much-anticipated Test series against England before heading to Nottingham for the first match.