Buffalo Dental Hygienists’ Association (BDHA) proudly serves eight Western New York State Counties including Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Niagara, Orleans, & Wyoming. We are a component of the New York Dental Hygienists’ Association (NYDHA) which is a constituent of the American Dental Hygienists’ Association (ADHA). BDHA is accountable to the profession of dental hygiene, our loyal members, and the public we serve on a daily basis.