R49: Voice and resonance disorders
Codes under R49 (Voice and resonance disorders). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R49.0 | Dysphonia | ✓ |
| R49.0 | Dysphonia | ✓ |
| R49.1 | Aphonia | ✓ |
| R49.1 | Aphonia | ✓ |
| R49.2 | Hypernasality and hyponasality | — |
| R49.2 | Hypernasality and hyponasality | — |
| R49.8 | Other voice and resonance disorders | ✓ |
| R49.8 | Other voice and resonance disorders | ✓ |
| R49.9 | Unspecified voice and resonance disorder | ✓ |
| R49.9 | Unspecified voice and resonance disorder | ✓ |
| R49.21 | Hypernasality | ✓ |
| R49.21 | Hypernasality | ✓ |
| R49.22 | Hyponasality | ✓ |
| R49.22 | Hyponasality | ✓ |
Frequently asked questions
What is ICD-10-CM code R49?
R49 is an ICD-10-CM category covering Voice and resonance disorders. It contains 14 more specific diagnosis codes, 12 of which are billable.
Is R49 a billable code?
No — R49 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example R49.0 — Dysphonia). 12 of the 14 codes under R49 are billable.
What codes fall under R49?
R49 includes R49.0, R49.0, R49.1, R49.1, R49.2, plus 9 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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