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F80.1

Billable

Expressive language disorder

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A language disorder where a child has difficulty expressing thoughts and ideas through speech, though they may understand language better than they can produce it. Vocabulary and sentence formation are affected.

Coding Tips

  • Distinguish from receptive language disorder; expressive disorder specifically affects speech production and language output
  • Document standardized language assessment scores when available to support severity and medical necessity

Excludes 1 — Do NOT code together

  • mixed receptive-expressive language disorder (F80.2)
  • dysphasia and aphasia NOS (R47.-)

Excludes 2 — Not included here, may code separately

  • acquired aphasia with epilepsy [Landau-Kleffner] (G40.80-)
  • selective mutism (F94.0)
  • intellectual disabilities (F70-F79)
  • pervasive developmental disorders (F84.-)

Code Hierarchy

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