`T25.722S` Corrosion of third degree of left foot, sequela

Billable ICD-10-CM code, FY2026.

Built from T25.722 with 7th character S (sequela).

Applies from T25 Burn and corrosion of ankle and foot

7th character note

The appropriate 7th character is to be added to each code from category T25

7th character required

A — initial encounter
D — subsequent encounter
S — sequela

Applies from T25.7 Corrosion of third degree of ankle and foot

Code first

(T51-T65) to identify chemical and intent

Use additional code

external cause code to identify place (Y92)

Applies from T25.72 Corrosion of third degree of foot

Excludes2 (not included here)

corrosion of third degree of toe(s) (nail) (T25.73-)

Code annotations containing back-references to T25.722S

Back-references to T25

Type 2 Excludes: T24 Burn and corrosion of lower limb, except ankle and foot ("burn and corrosion of ankle and foot (T25.-)")
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 T25.722S

Corrosion (injury) (acid) (caustic) (chemical) (lime) (external) (internal) › foot › left › third degree

Nearby codes

T25.721D Corrosion of third degree of right foot, subsequent encounter
T25.721S Corrosion of third degree of right foot, sequela
T25.722 Corrosion of third degree of left foot
T25.722A Corrosion of third degree of left foot, initial encounter
T25.722D Corrosion of third degree of left foot, subsequent encounter
T25.722S Corrosion of third degree of left foot, sequela (this code)
T25.729 Corrosion of third degree of unspecified foot
T25.729A Corrosion of third degree of unspecified foot, initial encounter
T25.729D Corrosion of third degree of unspecified foot, subsequent encounter
T25.729S Corrosion of third degree of unspecified foot, sequela
T25.73 Corrosion of third degree of toe(s) (nail)