D42: Neoplasm of uncertain behavior of meninges
Codes under D42 (Neoplasm of uncertain behavior of meninges). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| D42.0 | Neoplasm of uncertain behavior of cerebral meninges | ✓ |
| D42.0 | Neoplasm of uncertain behavior of cerebral meninges | ✓ |
| D42.1 | Neoplasm of uncertain behavior of spinal meninges | ✓ |
| D42.1 | Neoplasm of uncertain behavior of spinal meninges | ✓ |
| D42.9 | Neoplasm of uncertain behavior of meninges, unspecified | ✓ |
| D42.9 | Neoplasm of uncertain behavior of meninges, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code D42?
D42 is an ICD-10-CM category covering Neoplasm of uncertain behavior of meninges. It contains 6 more specific diagnosis codes, 6 of which are billable.
Is D42 a billable code?
No — D42 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 D42.0 — Neoplasm of uncertain behavior of cerebral meninges). 6 of the 6 codes under D42 are billable.
What codes fall under D42?
D42 includes D42.0, D42.0, D42.1, D42.1, D42.9, plus 1 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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