Is H05 a billable ICD-10-CM code?

No. H05 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does H05 sit in the tabular list?

Diseases of the eye and adnexa (H00-H59), in the block Disorders of eyelid, lacrimal system and orbit (H00-H05).

What cannot be coded together with H05?

H05 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

H05

H05 — Disorders of orbit

Non-billable headerICD-10-CM

H05 is a non-billable header ICD-10-CM code for disorders of orbit. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

congenital malformation of orbit (Q10.7)

Risk adjustment

H05 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 H05

8 child codes. Green means billable.

Questions about H05

Is H05 a billable ICD-10-CM code?: No. H05 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does H05 sit in the tabular list?: Diseases of the eye and adnexa (H00-H59), in the block Disorders of eyelid, lacrimal system and orbit (H00-H05).
What cannot be coded together with H05?: H05 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.