8/22/2016 9:45 AM PDT BY TMZ STAFF
According to the Miami-Dade Medical Examiner’s Office, the mastermind behind the Backstreet Boys and ‘NSYNC … died at a Miami hospital where he was scheduled to have heart surgery.Â
We’re told 62-year-old Pearlman had been transferred from his prison cell to have the surgery, but as we reported … he died Friday — before the procedure. He had a history of cardiac issues.
The official cause of death is listed as natural causes.