ICD-10-CM · Chapter 2 · C00-D49
D43 Neoplasm of uncertain behavior of brain and central nervous system
Excludes 1 (cannot be coded together)
- neoplasm of uncertain behavior of peripheral nerves and autonomic nervous system (D48.2)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| D43..0 | Neoplasm of uncertain behavior of brain, supratentorial | Yes |
| D43..1 | Neoplasm of uncertain behavior of brain, infratentorial | Yes |
| D43..2 | Neoplasm of uncertain behavior of brain, unspecified | Yes |
| D43..3 | Neoplasm of uncertain behavior of cranial nerves | Yes |
| D43..4 | Neoplasm of uncertain behavior of spinal cord | Yes |
| D43..8 | Neoplasm of uncertain behavior of other specified parts of central nervous system | Yes |
| D43..9 | Neoplasm of uncertain behavior of central nervous system, unspecified | Yes |
Last reviewed: September 2026