T24.329A Burn of third degree of unspecified knee, initial encounter
Billable ICD-10-CM code, FY2026.
Built from T24.329 with 7th character A (initial encounter).
Applies from T24 Burn and corrosion of lower limb, except ankle and foot
Excludes2 (not included here)
burn and corrosion of ankle and foot (T25.-)
burn and corrosion of hip region (T21.-)
7th character note
The appropriate 7th character is to be added to each code from category T24
7th character required
A — initial encounter
D — subsequent encounter
S — sequela
Applies from T24.3 Burn of third degree of lower limb, except ankle and foot
Use additional code
external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
Medicare Code Edits (MCE v43.1 (April 2026))
Unspecified code (laterality): Unspecified codes for which a more specific code identifying laterality (right, left, bilateral) exists within the same code family.
Code annotations containing back-references to T24.329A
Back-references to T24
Type 1 Excludes: T66 Radiation sickness, unspecified ("burns (T20-T31)")
Type 2 Excludes: T67 Effects of heat and light ("burns (T20-T31)")
Type 2 Excludes: T75 Other and unspecified effects of other external causes ("burns (electric) (T20-T31)")
Diagnosis Index entries for T24.329A
Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal) › knee › third degree