Welcome to Chiropractor Dr. Ray Nannis and Richardson Nannis Chiropractic Family Health Center's website - a professional chiropractor and health and wellness clinic. Dr. Nannis has been a practicing chiropractor for over 15 years and has spent 13 of those years in the Richardson community. Dr. Nannis strives for excellence through superior patient treatment, education and satisfaction. At the Richardson Nannis Chiropractic Family Health Center Dr. Nannis is committed to improving the health of each family in Richardson community.