F80..81 Childhood onset fluency disorder

Billable

Includes

  • Cluttering NOS
  • Stuttering NOS

Excludes 1 (cannot be coded together)

  • adult onset fluency disorder (F98.5)
  • fluency disorder in conditions classified elsewhere (R47.82)
  • fluency disorder (stuttering) following cerebrovascular disease (I69. with final characters -23)

Last reviewed: September 2026