add_filter('piklist_taxonomies', 'piklist_specialty_taxonomies');
  function piklist_specialty_taxonomies($taxonomies)
  {
    $taxonomies[] = array(
      'post_type' => 'provider'
      ,'name' => 'specialty'
      ,'configuration' => array(
        'hierarchical' => true
        ,'labels' => piklist('taxonomy_labels', 'Specialty')
        ,'show_ui' => true
        ,'query_var' => true
        ,'rewrite' => array(
          'slug' => 'specialty'
        )
        ,'hide_meta_box' => true
      )
    );

    return $taxonomies;
  }