All ICD10 Codes

T25.5

Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description

Corrosion of first degree of ankle and foot

Use a more specific code (0 billable, 4 non-billable)
T25.51Corrosion of first degree of anklehas subcodesT25.52Corrosion of first degree of foothas subcodesT25.53Corrosion of first degree of toe(s) (nail)has subcodesT25.59Corrosion of first degree of multiple sites of ankle and foothas subcodes
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

Code First
  • (T51-T65) to identify chemical and intent
Use Additional Code
  • external cause code to identify place (Y92)
General instructions are available for the parent sections:
View CH19 NotesView T20-T25 Notes

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T20-T25Burns and corrosions of external body surface, specified by site (T20-T25)
T25Burn and corrosion of ankle and foot
T25.5Corrosion of first degree of ankle and footNot billable
T25.51Corrosion of first degree of ankleSubcodes
T25.52Corrosion of first degree of footSubcodes
T25.53Corrosion of first degree of toe(s) (nail)Subcodes
T25.59Corrosion of first degree of multiple sites of ankle and footSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T25.5:

blockT20-T25
Burns and corrosions of external body surface, specified by site (T20-T25)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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