H40.222
⚠ Non-billable (Header)Chronic angle-closure glaucoma, left eye
Diseases of the eye and adnexa (H00-H59)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for H40.222
Child Codes (5)
H40.2220Chronic angle-closure glaucoma, left eye, stage unspecifiedH40.2221Chronic angle-closure glaucoma, left eye, mild stageH40.2222Chronic angle-closure glaucoma, left eye, moderate stageH40.2223Chronic angle-closure glaucoma, left eye, severe stageH40.2224Chronic angle-closure glaucoma, left eye, indeterminate stage
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CodeH40.222
BillableNo — Header code
ParentH40.22
CategoryDiseases of the eye and adnexa (H00-H59)
Excludes10 rule(s)
Excludes20 note(s)
Child codes5
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)