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ICDMine.com › Browse ICD-10-CM Codes › Ch. 7: Diseases of the eye and adnexa (H00-H59) › Glaucoma (H40-H42) › H40.1 Open-angle glaucoma › H40.10

H40.10Unspecified open-angle glaucoma

ICD-10-CM category (non-billable header) code — part of Glaucoma (H40-H42)

Code Details

Billable	No — use a more specific child code
Chapter	Chapter 7: Diseases of the eye and adnexa (H00-H59)
Section	Glaucoma (H40-H42)
Parent code	H40.1 — Open-angle glaucoma
Requires 7th character	Yes

Valid 7th Characters

0	stage unspecified
1	mild stage
2	moderate stage
3	severe stage
4	indeterminate stage

Coding Notes

7th Character Note

One of the following 7th characters is to be assigned to code H40.10 to designate the stage of glaucoma

Subcategories (5)

H40.10X0 Unspecified open-angle glaucoma, stage unspecified
H40.10X1 Unspecified open-angle glaucoma, mild stage
H40.10X2 Unspecified open-angle glaucoma, moderate stage
H40.10X3 Unspecified open-angle glaucoma, severe stage
H40.10X4 Unspecified open-angle glaucoma, indeterminate stage

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