The California Highway Patrol says Ryan's 1995 Jeep Wrangler went off the side of Pacific Coast Highway and landed on its roof Monday afternoon.
The 50-year-old Ryan performed multiple plastic surgeries this year on actress Heidi Montag. His website includes a long list of testimonials from celebrities such as Vince Neil and Lorenzo Lamas.
The Ventura County medical examiner's office says an autopsy was scheduled later Tuesday. He says no cause of death has been established.
