Z57.3 — Occupational exposure to other air contaminants
Z57.3 is a non-billable header ICD-10-CM code for occupational exposure to other air contaminants. It cannot be billed on its own: choose one of the more specific child codes below.
Other codes that can never be billed with Z57.3
These codes carry an Excludes1 note pointing at Z57.3. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Z57.3 alone.
- Z13.88Encounter for screening for disorder due to exposure to contaminants
Risk adjustment
Z57.3 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
Z57.3 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 Z57.3
2 child codes. Green means billable.
Related codes at this level
Codes that share Z57. If Z57.3 is not quite right, the correct code is usually one of these.
- Z57.0Occupational exposure to noise
- Z57.1Occupational exposure to radiation
- Z57.2Occupational exposure to dust
- Z57.4Occupational exposure to toxic agents in agriculture
- Z57.5Occupational exposure to toxic agents in other industries
- Z57.6Occupational exposure to extreme temperature
- Z57.7Occupational exposure to vibration
- Z57.8Occupational exposure to other risk factors
- Z57.9Occupational exposure to unspecified risk factor
Questions about Z57.3
- Is Z57.3 a billable ICD-10-CM code?
- No. Z57.3 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does Z57.3 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to socioeconomic and psychosocial circumstances (Z55-Z65).