ICD-10-CM · Chapter 2 · C00-D49
D33 Benign neoplasm of brain and other parts of central nervous system
Excludes 1 (cannot be coded together)
- angioma (D18.0-)
- benign neoplasm of meninges (D32.-)
- benign neoplasm of peripheral nerves and autonomic nervous system (D36.1-)
- hemangioma (D18.0-)
- neurofibromatosis (Q85.0-)
- retro-ocular benign neoplasm (D31.6-)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| D33..0 | Benign neoplasm of brain, supratentorial | Yes |
| D33..1 | Benign neoplasm of brain, infratentorial | Yes |
| D33..2 | Benign neoplasm of brain, unspecified | Yes |
| D33..3 | Benign neoplasm of cranial nerves | Yes |
| D33..4 | Benign neoplasm of spinal cord | Yes |
| D33..7 | Benign neoplasm of other specified parts of central nervous system | Yes |
| D33..9 | Benign neoplasm of central nervous system, unspecified | Yes |
Last reviewed: September 2026