H74.321

H74.321: Partial loss of ear ossicles, right ear

Billable / specific codeICD-10-CMright

H74.321 is a billable, specific ICD-10-CM code for partial loss of ear ossicles, right ear. It is valid for submission on a claim.

Check H74.321 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above H74.321

Not part of this code, but both may be coded when both are present.

Written on H74: Other disorders of middle ear mastoid

mastoiditis (H70.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

H74.321 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H74.32

H74.322Partial loss of ear ossicles, left ear
H74.323Partial loss of ear ossicles, bilateral
H74.329Partial loss of ear ossicles, unspecified ear