Police are investigating after a man presented himself to the John Hunter Hospital with a gunshot wound on Thursday night.
It follows an earlier Triple Zero call, where officers were called to Renfrew Crescent in Edgeworth with reports a gun had been fired at about 5pm.
A short time later, a 30-year-old man sought treatment at hospital for a gunshot wound to his right lower leg.
A crime scene has been established as officers continue investigations.
Anyone with more information is urged to contact Crime Stoppers on 1800 333 000.