About The Practice At Ahearn & Associates Medical Center, in Kewanee, Illinois, Michael A. Ahearn, MD, Karol R O'Neill, MS, APRN, BC-FNP, Anna Slover, MSN, APRN, FNP-C and the other members of our team are committed to providing you the best possible care. We provide office care for acute and chronic illnesses, as well as wellness exams and preventive healthcare services. Our owner and medical...