Raena Sadeghi Olsen is a gastroenterologist with the Cedars-Sinai Medical Group and Cedars-Sinai Health Associates.

Dr. Olsen was an internal medicine resident and a gastroenterology fellow at the University of Medicine and Dentistry of New Jersey where she received the Chief's Award of Excellence. She received her Doctorate of Osteopathic Medicine from the University of Health Sciences, College of Osteopathic Medicine in Kansas City, Missouri. She earned her bachelor's degree (summa cum laude) in biology from the University of Central Oklahoma.

In addition to English, Dr. Olsen is fluent in Farsi.

Dr. Olsen practices at 99 N. La Cienega Blvd., Suite 307, Beverly Hills, CA 90211. Her telephone number is (310) 385-3506.