Coding and coverage · ICD-10-CM

F80

F80.1 Expressive language disorder

BillableNo payment HCCChapter 5
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Instructional notes

Chapter 5

Excludes2Not included here: the patient may have both; report both when both are present.
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Includes
  • disorders of psychological development

This code

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
  • mixed receptive-expressive language disorder (F80.2)
  • dysphasia and aphasia NOS (R47.-)
Excludes2Not included here: the patient may have both; report both when both are present.
  • acquired aphasia with epilepsy [Landau-Kleffner] (G40.80-)
  • selective mutism (F94.0)
  • intellectual disabilities (F70-F79)
  • pervasive developmental disorders (F84.-)
Inclusion terms
  • Developmental dysphasia or aphasia, expressive type

Chapter 5: Mental, Behavioral and Neurodevelopmental disorders · F80-F89 Pervasive and specific developmental disorders (F80-F89)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.