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Health Center Staff/Hours

Sunday 3-9 p.m.
Monday-Thursday 7:30 a.m. to 9 p.m.
Friday 7:30 a.m. to 4 p.m.
All students are welcome as walk-ins.

Dr. Lawrence Kuk

Dr. Kuk graduated from Ohio Northern University College of Pharmacy and from Ohio University College of Osteopathic Medicine. His past experience has been as a community pharmacist at Gardner’s Drug Store in Ada, Ohio, emergency medicine in the surrounding communities and family practice medicine in Ada, Ohio. He has been at Ada Area Family Practice since 1989. Dr. Kuk serves as an adjunct professor of biological and allied health science at Ohio Northern University. Dr. Kuk has served as the student physician since the 2011.


Karen Schroeder, RN, BSN, MBA, Director of ONU Health Center

Karen graduated with an associate degree in nursing from Lima Technical College, a BSN degree from Bluffton College, and an MBA in health care from Defiance College. Her past experience has been in med-surgery, coronary care and emergency room. She has more than 20 years of experience in college health.


Claudia Madison, RN

Claudia graduated with an associate degree in nursing from Lima Technical College and a Radiological Technology License from Lima Memorial Hospital. Her past experience includes x-ray technician and nursing experience in family and pediatric medical offices. Claudia has been with ONU since 1997.


Kimberly Manning, RN

Kimberly graduated with an associate degree in nursing from Tennessee State University, Nashville and a Licensed Practical Nurse degree from Tennessee Technology Center, Nashville. Her past experience has been in school health, public health, cardiac care, med-surgery, family practice, and post-op plastic surgery. Kim served nine years in the Tennessee Army National Guard as a medical specialist/EMT and as a Licensed Practical Nurse. Kim has been with Ohio Northern University since January 2011.


Abigail “Abbie” J. Nartker, CNP

Abbie joined ONU in 2014 to work in the Student Health Center as a Certified Nurse Practitioner. She received her master's degree from the University of Cincinnati in 2011 and her BSN from ONU in 2007. She graduated with her associate’s degree in nursing in 2004. She has experience in critical care, urgent care and internal medicine. She comes to ONU from Mercy Defiance Clinic, working in an internal medicine office. She is from Kalida, Ohio, where she lives with her husband, Dave, and her two children, Austin and Claire.