Dr. Riggleman has practiced as a chiropractor in Harrisonburg for 45 years. He graduated from Logan Chiropractic College, now Logan University, Chesterfield, Missouri, in 1972. He is a Fellow, of the International Academy of Medical Acupuncture, Certified in Dry Needling by the Dry Needling Institute, a graduate of the American Functional Neurology Institute, and certified as a Doctor of NeuroMetabolic Sciences by the International Association of NeuroMetabolic Professionals.