ICD-10-CM > H00-H59 > H40-H42 > H40 > H40.2 > H40.22 > H40.223 H40.223 Chronic angle-closure glaucoma, bilateral Non-Billable/Non-Specific Codes H40.2230..., stage unspecifiedH40.2231..., mild stageH40.2232..., moderate stageH40.2233..., severe stageH40.2234..., indeterminate stage