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ICD-10-CM category R49: Voice and resonance disorders

Category R49 is a heading in chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)), section Symptoms and signs involving speech and voice (R47-R49). It is not billable; report one of the 6 complete codes below.

Notes that apply to every R49 code

Excludes1 (never coded together)
  • psychogenic voice and resonance disorders (F44.4)

Billable codes in R49

Billable FY2027 ICD-10-CM codes in category R49
CodeDescription
R49.0Dysphonia
R49.1Aphonia
R49.21Hypernasality
R49.22Hyponasality
R49.8Other voice and resonance disorders
R49.9Unspecified voice and resonance disorder

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.