The victim identified as Shah Nawaz Ahmed, a resident of Balakote in Poonch, was undergoing treatment at the GMC after he was injured in firing from across the Line of Control in August, a police officer said.
He succumbed to his injuries in the hospital today, he said.
Ahmed who was earlier relieved from the hospital was re-admitted after developing some complications, the officer said.
The body has been handed over the relatives of the victim after conducting all legal and medical formalities, he said.