D31
ICD-10Non-billable categoryBenign neoplasm of eye and adnexa
Official ICD-10-CM descriptor (FY2026)
Benign neoplasm of eye and adnexa
D31 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- 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-)
More specific codes under D31
- D31.0Benign neoplasm of conjunctivacategory
- D31.1Benign neoplasm of corneacategory
- D31.2Benign neoplasm of retinacategory
- D31.3Benign neoplasm of choroidcategory
- D31.4Benign neoplasm of ciliary bodycategory
- D31.5Benign neoplasm of lacrimal gland and ductcategory
- D31.6Benign neoplasm of unspecified site of orbitcategory
- D31.9Benign neoplasm of unspecified part of eyecategory
Where this code sits
- Chapter
- 2. Neoplasms (C00-D49)
Krasyn AI Coder
Get code suggestions automatically as you type notes. Free for 50 analyses.
Install for Chrome — freeSource
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.