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ICD-10-CM 2027

ICD-10 code for cornea burn

T26.1

Burn of cornea and conjunctival sac

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal) › cornea (and conjunctiva)”. Page updated September 29, 2026.

About coding cornea burn

The ICD-10-CM code for cornea burn is T26.1 (Burn of cornea and conjunctival sac).

Within T26 (burn and corrosion confined to eye and adnexa), T26.1 is specifically for burn of cornea and conjunctival sac. Related codes cover burn of eyelid and periocular area (T26.0), burn with resulting rupture and destruction of eyeball (T26.2), burns of other specified parts of eye and adnexa (T26.3), burn of eye and adnexa, part unspecified (T26.4), corrosion of eyelid and periocular area (T26.5), corrosion of cornea and conjunctival sac (T26.6), corrosion with resulting rupture and destruction of eyeball (T26.7), Corrosions of other specified parts of eye and adnexa (T26.8) and 1 more.

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

Use an additional code for: external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92).

More specific cornea burn codes (official index)

  • chemical

Common questions about cornea burn ICD-10 codes

What is the ICD-10 code for cornea burn?

T26.1 — Burn of cornea and conjunctival sac (a header code; report a more specific subcode).

Is T26.1 billable?

No. T26.1 is a header code. Report one of its more specific subcodes instead.