Chiropractic and Rehabilitation in Plainfield Illinois. Chiropractor Dr. Paul McCarthy is a Palmer graduate that took elective classes in advanced soft tissue techniques, Thompson drop techniques, Activator methods, and Flexion-Distraction to combine with his Palmer Package diversify and Gonstead adjusting style. With these techniques and methods it allows him to treat a wide range of chiropractic patients in Plainfield from family care to sports rehab to Geriatric needs.