The Northwest Dental Society (NWDS) includes the counties of Andrews, Atchison, Buchanan, Caldwell, Clinton, Daviess, DeKalb, Gentry, Grundy, Harrison, Holt, Livingston, Mercer, Nodaway and Worth. NWDS is a local component of the tripartite association of the MDA and ADA, and meets at least annually for a business and CE meeting. Click for a component map.