Marin, Sekosan M.D.Attending PhysicianPathology Surgical Pathology Education: University of Sarajevo, Sarajevo, Bosnia and Herzegovina Main Office:312-864-6000 John H. Stroger Jr. Hospital of Cook County 1969 W. Ogden Ave Chicago, IL 60612 Certifications: Board Certified in Pathology Additional Office: 500 E. 51st St. Chicago, IL 60615 (312) 572-2000