A teenage boy is lucky to have escaped serious injury after he was hit by a tram on Friday in Sydney's south-east.

Emergency services were called to the corner of Lang Road and Anzac Parade, Moore Park at 1.40pm following reports a light rail had hit a person.

The teenage boy, who police believe is 16 years old, was treated for minor injuries and was taken to Sydney Children's Hospital at Randwick in a stable condition.

The driver has undergone mandatory testing.