Dr. Mike Korthals
Mike Korthals O.D. was born and raised in Boyden, Iowa. He is a graduate of Westmar University in LeMars, IA where he majored in Biology. During his time at Westmar, Dr Korthals played basketball and tennis. He attended the prestigious Illinois College of Optometry in Chicago where he earned his Bachelor of Science in Visual Science and Doctor of Optometry. He has been practicing in Mason City since earning his doctorate in 1999. He specializes in all forms of ocular disease, and difficult contact lens fits, including bifocals. He also a volunteer provider for Infantsee which provides free eye exams to any infant 6-12 months old.
Dr. Korthals is a past President of the Iowa Optometric Association and is the curent Secretary/Treasurer of the Heart of america Contact Lens Society. He is also a member of the American Optometric Association and Ocular Nutrition Society. He has been the IOA Coordinator of the Lions Glaucomamobile, and is currently sitting on the panel of the local Head Start Health Advisory Council. He loves to spend time with his wife and kids. He is currently volunteer coaching both of his kids traveling basketball teams. During his free time, Dr Korthals, loves to golf, go to as many Hawkeye football games as possible, and spend time outside.
Dr. Brad Boyle
Brad Boyle O.D. was born and raised in New Sharon, Iowa. He is a graduate of Coe College in Cedar Rapids, IA where he majored in Biology and Neuroscience. During his time at Coe, Dr. Boyle played four years of football. He graduated from Illinois College of Optometry in Chicago in 2016, where he earned his Doctor of Optometry degree. He has been practicing in Mason City since 2017. He specializes in all forms of ocular disease including dry eye, glaucoma, and diabetic retinopathy.
Dr. Boyle is a member of the Iowa Optometric Association and American Optometric Association. He enjoys spending time with his wife and family. His wife is currently pregnant with their first child. During his free time, Dr. Boyle likes to fish, hunt, stay active and spend time outside. He is also a die-hard New England Patriots fan.