T21.7
Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description
Corrosion of third degree of trunk
Use a more specific code (9 billable)
T21.70Corrosion of third degree of trunk, unspecified siteT21.71Corrosion of third degree of chest wallT21.72Corrosion of third degree of abdominal wallT21.73Corrosion of third degree of upper backT21.74Corrosion of third degree of lower backT21.75Corrosion of third degree of buttockT21.76Corrosion of third degree of male genital regionT21.77Corrosion of third degree of female genital regionT21.79Corrosion of third degree of other site of trunk
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).
Instructional Notes
General instructions are available for the parent sections:
Clinical Hierarchy
BillableHas subcodes
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to T21.7:
blockT20-T25
Burns and corrosions of external body surface, specified by site (T20-T25)
View context instructionschapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructionsMS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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