Is H91.8X a billable ICD-10-CM code?

No. H91.8X is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does H91.8X sit in the tabular list?

Diseases of the ear and mastoid process (H60-H95), in the block Other disorders of ear (H90-H94).

What cannot be coded together with H91.8X?

H91.8X carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above H91.8X (H91) and apply to it just the same.

H91.8X

H91.8X — Other specified hearing loss

Non-billable headerICD-10-CM

H91.8X is a non-billable header ICD-10-CM code for other specified hearing loss. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 inherited from the categories above H91.8X

These are not written on H91.8X, but they bind it: a note on a category applies to every code beneath it. Billing H91.8X with anything listed here is a denial.

Written on H91 — Other and unspecified hearing loss

abnormal auditory perception (H93.2-)
hearing loss as classified in H90.-
impacted cerumen (H61.2-)
noise-induced hearing loss (H83.3-)
psychogenic deafness (F44.6)
transient ischemic deafness (H93.01-)

Risk adjustment

H91.8X 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 history

H91.8X has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Code to one of these instead H91.8X

4 child codes. Green means billable.

Questions about H91.8X

Is H91.8X a billable ICD-10-CM code?: No. H91.8X is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does H91.8X sit in the tabular list?: Diseases of the ear and mastoid process (H60-H95), in the block Other disorders of ear (H90-H94).
What cannot be coded together with H91.8X?: H91.8X carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above H91.8X (H91) and apply to it just the same.