Companies Cotton-O'Neil Clinic Cotton-O'Neil Clinic 0 reviews About Cotton-O'Neil Clinic Cotton-O'Neil Clinics are owned and operated by Stormont Vail Health System Locations Reviews 5 Healthcare Clinic Locations Showing Locations in KS (5) DOT and CDL Exam Clinics Near Me Sorry, we were unable to determine your location. Click here to find the walk-in clinics near you.