John Hannigan Chiropractor is a private practice in Wappingers Falls, New York, headed by chiropractor and physical therapist, Dr. John Hannigan. Established in 1983, we have provided one-on-one care to patients of all ages for more than 30 years. Patients appreciate our same-day appointments as well as the many state-of-the-art treatment methods we utilize featuring the latest in chiropractic care.