Is H70.10 a billable ICD-10-CM code?

Yes. H70.10 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does H70.10 sit in the tabular list?

Diseases of the ear and mastoid process (H60-H95), in the block Diseases of middle ear and mastoid (H65-H75).

H70.10

H70.10 — Chronic mastoiditis, unspecified ear

Billable / specific codeICD-10-CMunspecified

H70.10 is a billable, specific ICD-10-CM code for chronic mastoiditis, unspecified ear. It is valid for submission on a claim.

Risk adjustment

H70.10 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.

Related codes at this level

Codes that share H70.1. If H70.10 is not quite right, the correct code is usually one of these.

H70.11Chronic mastoiditis, right ear
H70.12Chronic mastoiditis, left ear
H70.13Chronic mastoiditis, bilateral

Questions about H70.10

Is H70.10 a billable ICD-10-CM code?: Yes. H70.10 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does H70.10 sit in the tabular list?: Diseases of the ear and mastoid process (H60-H95), in the block Diseases of middle ear and mastoid (H65-H75).