L72.12

✓ Billable

Trichodermal cyst

Diseases of the skin and subcutaneous tissue (L00-L99)

Also Known As

Trichilemmal (proliferating) cyst

✅ No additional coding notes for L72.12

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Code Information

CodeL72.12

BillableYes

ParentL72.1

CategoryDiseases of the skin and subcutaneous tissue (L00-L99)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)