H40.112
H40.112 — Primary open-angle glaucoma, left eye
Non-billable headerICD-10-CMleft
H40.112 is a non-billable header ICD-10-CM code for primary open-angle glaucoma, left 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 H40.11 to designate the stage of glaucoma
- 0
- stage unspecified
- 1
- mild stage
- 2
- moderate stage
- 3
- severe stage
- 4
- indeterminate stage
Risk adjustment
H40.112 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead H40.112
5 child codes. Green means billable.
- H40.1120Primary open-angle glaucoma, left eye, stage unspecified
- H40.1121Primary open-angle glaucoma, left eye, mild stage
- H40.1122Primary open-angle glaucoma, left eye, moderate stage
- H40.1123Primary open-angle glaucoma, left eye, severe stage
- H40.1124Primary open-angle glaucoma, left eye, indeterminate stage
Related codes at this level
Codes that share H40.11. If H40.112 is not quite right, the correct code is usually one of these.
Questions about H40.112
- Is H40.112 a billable ICD-10-CM code?
- No. H40.112 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does H40.112 sit in the tabular list?
- Diseases of the eye and adnexa (H00-H59), in the block Glaucoma (H40-H42).