H40.111
⚠ Non-billable (Header)Primary open-angle glaucoma, right 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 H40.111
Child Codes (5)
H40.1110Primary open-angle glaucoma, right eye, stage unspecifiedH40.1111Primary open-angle glaucoma, right eye, mild stageH40.1112Primary open-angle glaucoma, right eye, moderate stageH40.1113Primary open-angle glaucoma, right eye, severe stageH40.1114Primary open-angle glaucoma, right eye, indeterminate stage
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CodeH40.111
BillableNo — Header code
ParentH40.11
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)