Is H40.129 a billable ICD-10-CM code?

No. H40.129 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does H40.129 sit in the tabular list?

Diseases of the eye and adnexa (H00-H59), in the block Glaucoma (H40-H42).

H40.129

H40.129 — Low-tension glaucoma, unspecified eye

Non-billable headerICD-10-CMunspecified

H40.129 is a non-billable header ICD-10-CM code for low-tension glaucoma, unspecified 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 H40.12 to designate the stage of glaucoma

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

Risk adjustment

H40.129 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 H40.129

5 child codes. Green means billable.

Related codes at this level

Codes that share H40.12. If H40.129 is not quite right, the correct code is usually one of these.

Questions about H40.129

Is H40.129 a billable ICD-10-CM code?: No. H40.129 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does H40.129 sit in the tabular list?: Diseases of the eye and adnexa (H00-H59), in the block Glaucoma (H40-H42).