Dr. Crookes graduated from Queen's University Belfast School of Medicine, Dentistry & Biomedical Sciences in 1978 and has been in practice for 40 years. He completed a residency at UCLA Medical Center. Dr. Crookes also specializes in Bariatric Medicine (Obesity Medicine). He currently practices at University of Southern California and is affiliated with Keck Hospital of USC. Dr. Crookes accepts multiple insurance plans including Aetna, Medicare and Humana. In addition to English, Dr. Crookes's practice supports this language: Spanish.