Dr. Rantis graduated from University of Illinois College of Medicine Chicago in 1990 and has been in practice for 28 years. He completed a residency at Loyola University Medical Center. Dr. Rantis also specializes in Bariatric Medicine (Obesity Medicine). He currently practices at Suburban Surgical Care Specialists and is affiliated with Alexian Brothers Medical Center and Northwest Community Hospital. Dr. Rantis accepts multiple insurance plans including Aetna, Medicare and Humana. Dr. Rantis also practices at Suburban Surgical Care Specialists Sc in Elk Grove Village, IL. In addition to English, Dr. Rantis's practice supports these languages: Russian and Spanish.