ICD-10-CM · Chapter 2 · C00-D49
D31 Benign neoplasm of eye and adnexa
Excludes 1 (cannot be coded together)
- benign neoplasm of connective tissue of eyelid (D21.0)
- benign neoplasm of optic nerve (D33.3)
- benign neoplasm of skin of eyelid (D22.1-, D23.1-)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| D31..0 | Benign neoplasm of conjunctiva | No |
| D31..00 | Benign neoplasm of unspecified conjunctiva | Yes |
| D31..01 | Benign neoplasm of right conjunctiva | Yes |
| D31..02 | Benign neoplasm of left conjunctiva | Yes |
| D31..1 | Benign neoplasm of cornea | No |
| D31..10 | Benign neoplasm of unspecified cornea | Yes |
| D31..11 | Benign neoplasm of right cornea | Yes |
| D31..12 | Benign neoplasm of left cornea | Yes |
| D31..2 | Benign neoplasm of retina | No |
| D31..20 | Benign neoplasm of unspecified retina | Yes |
| D31..21 | Benign neoplasm of right retina | Yes |
| D31..22 | Benign neoplasm of left retina | Yes |
| D31..3 | Benign neoplasm of choroid | No |
| D31..30 | Benign neoplasm of unspecified choroid | Yes |
| D31..31 | Benign neoplasm of right choroid | Yes |
| D31..32 | Benign neoplasm of left choroid | Yes |
| D31..4 | Benign neoplasm of ciliary body | No |
| D31..40 | Benign neoplasm of unspecified ciliary body | Yes |
| D31..41 | Benign neoplasm of right ciliary body | Yes |
| D31..42 | Benign neoplasm of left ciliary body | Yes |
| D31..5 | Benign neoplasm of lacrimal gland and duct | No |
| D31..50 | Benign neoplasm of unspecified lacrimal gland and duct | Yes |
| D31..51 | Benign neoplasm of right lacrimal gland and duct | Yes |
| D31..52 | Benign neoplasm of left lacrimal gland and duct | Yes |
| D31..6 | Benign neoplasm of unspecified site of orbit | No |
| D31..60 | Benign neoplasm of unspecified site of unspecified orbit | Yes |
| D31..61 | Benign neoplasm of unspecified site of right orbit | Yes |
| D31..62 | Benign neoplasm of unspecified site of left orbit | Yes |
| D31..9 | Benign neoplasm of unspecified part of eye | No |
| D31..90 | Benign neoplasm of unspecified part of unspecified eye | Yes |
| D31..91 | Benign neoplasm of unspecified part of right eye | Yes |
| D31..92 | Benign neoplasm of unspecified part of left eye | Yes |
Last reviewed: September 2026