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ICDMine.com › Browse ICD-10-CM Codes › Ch. 7: Diseases of the eye and adnexa (H00-H59) › Glaucoma (H40-H42) › H40.2 Primary angle-closure glaucoma › H40.20

H40.20Unspecified primary angle-closure 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	H40.2 — Primary angle-closure 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 H40.20 to designate the stage of glaucoma

Subcategories (5)

H40.20X0 Unsp primary angle-closure glaucoma, stage unspecified
H40.20X1 Unspecified primary angle-closure glaucoma, mild stage
H40.20X2 Unspecified primary angle-closure glaucoma, moderate stage
H40.20X3 Unspecified primary angle-closure glaucoma, severe stage
H40.20X4 Unsp primary angle-closure glaucoma, indeterminate stage

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