HOLLYWOOD, Calif. — DJ AM's death has been ruled an accident due to substance abuse.

On Tuesday, the New York City medical examiner's office disclosed that the celebrity disc jockey died from a lethal cocktail of prescription drugs and cocaine, the Associated Press reports.

A toxicology report showed that DJ AM had OxyContin, Benadryl and another drug used to cut cocaine in his system.

DJ AM, whose real name was Adam Goldstein, was found dead inside his New York City apartment on Aug. 28.

HOLLYWOOD, Calif. — Mandy Moore is speaking out for the first time since her ex-boyfriend DJ AM was found dead Friday inside a New York City apartment.

"I am absolutely heartbroken," the 25-year-old singer and actress said in a statement to Us Weekly. "For those of us lucky enough to have known him, Adam radiated a contagious exuberance for life and also personified the very definition of a true friend."

Moore and DJ AM dated briefly in 2007, but the pair remained close over the years.

NEW YORK — An initial autopsy of DJ AM's body on Saturday has proved inconclusive.

The New York City Medical Examiner's office tells the Associated Press that further tests are necessary to determine the official cause of death for DJ AM, who died Friday at the age of 36. Those toxicology tests will likely take several weeks to complete.

A law enforcement official speaking on condition of anonymity told AP that cops found a crack pipe and prescription pills in the New York City apartment where  DJ AM's body was discovered.

An investigation into the celebrity disc jockey's death is ongoing.

NEW YORK — DJ AM, one of the world's most sought-after disc jockeys, was found dead Friday afternoon inside a New York City apartment. He was 36.

An official cause of death has not been revealed, but authorities tell the Associated Press that there was drug paraphernalia inside the home where DJ AM was discovered.

DJ AM, whose real name was Adam Michael Goldstein, grew up in Philadelphia before hitting it big in the nightclub scene. His high-profile gig led to him dating several stars, including TV personality Nicole Richie and actress-singer Mandy Moore.

DJ AM's death comes nearly a year after he and Blink-182 musician Travis Barker were the lone survivors in a South Carolina plane crash that killed four people.