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Z46.1

Z46.1Encounter for fitting and adjustment of hearing aid

Billable / specific codeICD-10-CMPOA exempt

Z46.1 is a billable, specific ICD-10-CM code for encounter for fitting and adjustment of hearing aid. It is valid for submission on a claim.

Excludes1 — never code together

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

  • encounter for adjustment and management of implanted hearing device (Z45.32-)

Other codes that can never be billed with Z46.1

These codes carry an Excludes1 note pointing at Z46.1. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Z46.1 alone.

  • Z45.32Encounter for adjustment and management of implanted hearing device

Risk adjustment

Z46.1 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.

How Z46.1 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z46.1.

  • Fittinghearing aid
  • Admissionadjustmenthearing aid
  • Admissionfittinghearing aid

Related codes at this level

Codes that share Z46. If Z46.1 is not quite right, the correct code is usually one of these.

Questions about Z46.1

Is Z46.1 a billable ICD-10-CM code?
Yes. Z46.1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z46.1 sit in the tabular list?
Factors influencing health status and contact with health services (Z00-Z99), in the block Encounters for other specific health care (Z40-Z53).
What cannot be coded together with Z46.1?
Z46.1 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.