While the medical examiner's office confirms the body is Urdiales, they have not yet released a cause of death. The body was found around 8 p.m. Thursday in the 19200-block of Burnham Ave.
Urdiales was last seen leaving Margarita's Restaurant in Lynwood on December 6, according to a flier distributed by family members.
He was last seen wearing a black jacket and black cargo pants. He has several tattoos.
Anyone with information is asked to call Munster police at 219-836-6634.