G52: Disorders of other cranial nerves
Codes under G52 (Disorders of other cranial nerves). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| G52.0 | Disorders of olfactory nerve | ✓ |
| G52.0 | Disorders of olfactory nerve | ✓ |
| G52.1 | Disorders of glossopharyngeal nerve | ✓ |
| G52.1 | Disorders of glossopharyngeal nerve | ✓ |
| G52.2 | Disorders of vagus nerve | ✓ |
| G52.2 | Disorders of vagus nerve | ✓ |
| G52.3 | Disorders of hypoglossal nerve | ✓ |
| G52.3 | Disorders of hypoglossal nerve | ✓ |
| G52.7 | Disorders of multiple cranial nerves | ✓ |
| G52.7 | Disorders of multiple cranial nerves | ✓ |
| G52.8 | Disorders of other specified cranial nerves | ✓ |
| G52.8 | Disorders of other specified cranial nerves | ✓ |
| G52.9 | Cranial nerve disorder, unspecified | ✓ |
| G52.9 | Cranial nerve disorder, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code G52?
G52 is an ICD-10-CM category covering Disorders of other cranial nerves. It contains 14 more specific diagnosis codes, 14 of which are billable.
Is G52 a billable code?
No — G52 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 G52.0 — Disorders of olfactory nerve). 14 of the 14 codes under G52 are billable.
What codes fall under G52?
G52 includes G52.0, G52.0, G52.1, G52.1, G52.2, 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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