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ICDMine.com › Browse ICD-10-CM Codes › Ch. 19: Injury, poisoning and certain other consequences of external causes (S00-T88) › Burns and corrosions of external body surface, specified by site (T20-T25) › T21

T21Burn and corrosion of trunk

ICD-10-CM category (non-billable header) code — part of Burns and corrosions of external body surface, specified by site (T20-T25)

Code Details

Billable	No — use a more specific child code
Chapter	Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88)
Section	Burns and corrosions of external body surface, specified by site (T20-T25)

Valid 7th Characters

A	initial encounter
D	subsequent encounter
S	sequela

Coding Notes

Includes

burns and corrosion of hip region

Excludes2 (not part of this condition — may code both)

burns and corrosion of axilla (T22.- with fifth character 4)
burns and corrosion of scapular region (T22.- with fifth character 6)
burns and corrosion of shoulder (T22.- with fifth character 5)

7th Character Note

The appropriate 7th character is to be added to each code from category T21

Subcategories (8)

T21.0 Burn of unspecified degree of trunk
T21.1 Burn of first degree of trunk
T21.2 Burn of second degree of trunk
T21.3 Burn of third degree of trunk
T21.4 Corrosion of unspecified degree of trunk
T21.5 Corrosion of first degree of trunk
T21.6 Corrosion of second degree of trunk
T21.7 Corrosion of third degree of trunk

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