Dr. Omar Younes Niss specializes in hematology/oncology in Cincinnati area. Dr. Omar Younes Niss has a medical practice at 3333 Burnet Avenue, Cincinnati OH, and has over 13 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 2004. Dr. Niss is accepting new patients at his medical office and practice location in Cincinnati, Ohio. He is available for appointments, preventative care, medical care as well as ongoing patient care.