T21.4 Non-Billable Code
Corrosion of unspecified degree of trunk
Chapter Classification
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
Section Detail
T20-T25
Burns and corrosions of external body surface, specified by site (T20-T25)
Code Hierarchy
This code is a child of T21.
As a non-billable code, it requires more specific digits to be used on a medical claim.
As a non-billable code, it requires more specific digits to be used on a medical claim.
Coding Guidelines & Notes
codeFirst
- (T51-T65) to identify chemical and intent
useAdditionalCode
- external cause code to identify place (Y92)
More Specific Diagnosis Codes
This code is not billable as it requires a higher level of specificity. Select a more specific code below.
- T21.40 - Corrosion of unspecified degree of trunk, unspecified site Billable
- T21.41 - Corrosion of unspecified degree of chest wall Billable
- T21.42 - Corrosion of unspecified degree of abdominal wall Billable
- T21.43 - Corrosion of unspecified degree of upper back Billable
- T21.44 - Corrosion of unspecified degree of lower back Billable
- T21.45 - Corrosion of unspecified degree of buttock Billable
- T21.46 - Corrosion of unspecified degree of male genital region Billable
- T21.47 - Corrosion of unspecified degree of female genital region Billable
- T21.49 - Corrosion of unspecified degree of other site of trunk Billable
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