R43: Disturbances of smell and taste
Codes under R43 (Disturbances of smell and taste). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R43.0 | Anosmia | ✓ |
| R43.0 | Anosmia | ✓ |
| R43.1 | Parosmia | ✓ |
| R43.1 | Parosmia | ✓ |
| R43.2 | Parageusia | ✓ |
| R43.2 | Parageusia | ✓ |
| R43.8 | Other disturbances of smell and taste | ✓ |
| R43.8 | Other disturbances of smell and taste | ✓ |
| R43.9 | Unspecified disturbances of smell and taste | ✓ |
| R43.9 | Unspecified disturbances of smell and taste | ✓ |
Frequently asked questions
What is ICD-10-CM code R43?
R43 is an ICD-10-CM category covering Disturbances of smell and taste. It contains 10 more specific diagnosis codes, 10 of which are billable.
Is R43 a billable code?
No — R43 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 R43.0 — Anosmia). 10 of the 10 codes under R43 are billable.
What codes fall under R43?
R43 includes R43.0, R43.0, R43.1, R43.1, R43.2, plus 5 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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