Is H35.0 a billable ICD-10-CM code?

No. H35.0 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does H35.0 sit in the tabular list?

Diseases of the eye and adnexa (H00-H59), in the block Disorders of choroid and retina (H30-H36).

H35.0

H35.0 — Background retinopathy and retinal vascular changes

Non-billable headerICD-10-CM

H35.0 is a non-billable header ICD-10-CM code for background retinopathy and retinal vascular changes. It cannot be billed on its own: choose one of the more specific child codes below.

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

any associated hypertension (I10)

Other codes that can never be billed with H35.0

These codes carry an Excludes1 note pointing at H35.0. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading H35.0 alone.

H36Retinal disorders in diseases classified elsewhere

Risk adjustment

H35.0 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 H35.0

9 child codes. Green means billable.

Related codes at this level

Codes that share H35. If H35.0 is not quite right, the correct code is usually one of these.

Questions about H35.0

Is H35.0 a billable ICD-10-CM code?: No. H35.0 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does H35.0 sit in the tabular list?: Diseases of the eye and adnexa (H00-H59), in the block Disorders of choroid and retina (H30-H36).