L97.42
⚠ Non-billable (Header)Non-pressure chronic ulcer of left heel and midfoot
Diseases of the skin and subcutaneous tissue (L00-L99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for L97.42
Child Codes (8)
L97.421Non-pressure chronic ulcer of left heel and midfoot limited to breakdown of skinL97.422Non-pressure chronic ulcer of left heel and midfoot with fat layer exposedL97.423Non-pressure chronic ulcer of left heel and midfoot with necrosis of muscleL97.424Non-pressure chronic ulcer of left heel and midfoot with necrosis of boneL97.425Non-pressure chronic ulcer of left heel and midfoot with muscle involvement without evidence of necrosisL97.426Non-pressure chronic ulcer of left heel and midfoot with bone involvement without evidence of necrosisL97.428Non-pressure chronic ulcer of left heel and midfoot with other specified severityL97.429Non-pressure chronic ulcer of left heel and midfoot with unspecified severity
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CodeL97.42
BillableNo — Header code
ParentL97.4
CategoryDiseases of the skin and subcutaneous tissue (L00-L99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes8
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)