H18.20
✓ BillableUnspecified corneal edema
Diseases of the eye and adnexa (H00-H59)
✅ No additional coding notes for H18.20
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CodeH18.20
BillableYes
ParentH18.2
CategoryDiseases of the eye and adnexa (H00-H59)
Excludes10 rule(s)
Excludes20 note(s)
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)