ICD-10-CM > H00-H59 > H40-H42 > H40 > H40.6 > H40.62 H40.62 Glaucoma secondary to drugs, left eye Non-Billable/Non-Specific Codes H40.62X0..., stage unspecifiedH40.62X1..., mild stageH40.62X2..., moderate stageH40.62X3..., severe stageH40.62X4..., indeterminate stage