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4 providers
Availability last updated 12/03/2025
Ms. Shona Ernst
Family Physician
122 Main Ave
Clinton, IA 52732
Dr. Michael A. Ahearn is a committed physician specializing in general medicine and the founder of Ahearn & Associates Medical Center, which has served the Kewanee community for over 38 years. He holds Board Certifications in both Family Practice and Emergency Medicine.
Born and raised in Mexico, Dr. Ahearn earned his Physician-Surgeon degree with highest honors from the University of La Salle, Mexico City, in 1982. He completed his family practice residency at St. Luke's and Mercy Hospitals in Davenport, Iowa, in 1987 and furthered his education with a certification in acupuncture from Harvard Medical School in 2010.
Since opening Ahearn & Associates in 2003, Dr. Ahearn has built a trusted practice while also serving as Medical Director for numerous nursing homes across Illinois. In addition, he continues to work as an emergency room physician at OSF Saint Luke Medical Center. His passion for medicine extends beyond borders, having volunteered his expertise in Guatemala, Kenya, and South Africa, bringing care to underserved communities.
Dr. Ahearn’s global medical missions include service trips to:
“2015 Living Hope Mission Trip” with Living of Hope to Cape Town, South Africa
The Matibabu Health Clinic in Kenya (2012)
Hospital De La Familia in Guatemala (2017, 2009, 2007)
These experiences have profoundly shaped his approach to medicine, fostering a deep understanding of different cultures and a focus on resourceful, compassionate care.
Orgullo Hispano — Presented to Dr. Michael Ahearn by the Kewanee Hispanic Heritage for his faithful, superior service and dedication to the citizens of Kewanee, Illinois. (September 2025)
Grateful Patient Program Certificate by OSF Healthcare (April 2023)
Most Valuable Physician Award by Emergency Physicians Staffing Solutions (2019 & 2015)
Honored by the American Association of Family Practice (2012) for his contributions to the field and his commitment to quality patient care.
Physician of the Year by the NRCC Physician’s Advisory Board (2005, 2004)
National Leadership Award for Health Care Reform (2003)
Physician of the Year by the Illinois American Academy of Family Practice (1999, 1998)
Dr. Ahearn has played a significant role in advancing medical research and participating in trials for treatments for Alzheimer’s, Parkinson’s, and chronic kidney failure. He also served as a principal investigator on numerous medical protocols. In 2013, he led the First Community Walk to Stop Diabetes in the Kewanee area, which became a top fundraiser nationwide.
When he's not at the clinic or on a medical mission, Dr. Ahearn cherishes moments with his wife Rebecca, stepson Austin, Bella, and family, as well as indulging in his love for reading, music, and movies.
Dr. Michael Ahearn, MD
Family Physician
519 Elliott Street
Suite S1
Kewanee, IL 61443
Ms. Shona Ernst
Family Physician
Telehealth
Clinton, IA 52732
