Dr. Mary Donna Marcus, DO

Dr. Mary Marcus specializes in obstetrics and gynecology, bringing over five decades of medical expertise to women's healthcare. She earned her Doctor of Osteopathy degree from Midwestern University-Chicago College of Osteopathic Medicine, where she developed a comprehensive foundation in both traditional and osteopathic medical principles. With 53 years of dedicated practice, Dr. Marcus has built extensive experience in caring for women throughout all stages of their lives. She provides care in English to ensure clear communication with her patients.

Dr. Marcus practices at Ascension Alexian Brothers and serves patients in Homewood, Illinois. Her clinical expertise includes performing colonoscopy and lower gastrointestinal endoscopy procedures, which are important screening and diagnostic tools for digestive health. These procedures help detect and prevent serious conditions while ensuring patients receive thorough, preventive care as part of their overall health management.