H40.221
H40.221: Chronic angle-closure glaucoma, right eye
Non-billable headerICD-10-CMright
H40.221 is a non-billable header ICD-10-CM code for chronic angle-closure glaucoma, right eye. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
One of the following 7th characters is to be assigned to each code in subcategory H40.22 to designate the stage of glaucoma
- 0
- stage unspecified
- 1
- mild stage
- 2
- moderate stage
- 3
- severe stage
- 4
- indeterminate stage
Excludes1 inherited from the categories above H40.221
A category’s note binds every code beneath it.
Written on H40.2: Primary angle-closure glaucoma
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead H40.221
5 child codes. Green means billable.
- H40.2210Chronic angle-closure glaucoma, right eye, stage unspecified
- H40.2211Chronic angle-closure glaucoma, right eye, mild stage
- H40.2212Chronic angle-closure glaucoma, right eye, moderate stage
- H40.2213Chronic angle-closure glaucoma, right eye, severe stage
- H40.2214Chronic angle-closure glaucoma, right eye, indeterminate stage