All ICD10 Codes

Z77.12

Non-Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Contact with and (suspected) exposure to hazards in the physical environment

Use a more specific code (5 billable)
Z77.120Contact with and (suspected) exposure to mold (toxic)Z77.121Contact with and (suspected) exposure to harmful algae and algae toxinsZ77.122Contact with and (suspected) exposure to noiseZ77.123Contact with and (suspected) exposure to radon and other naturally occurring radiationZ77.128Contact with and (suspected) exposure to other hazards in the physical environment
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).
General instructions are available for the parent sections:
View Z77-Z99 NotesView Z77 Notes

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
Z77Other contact with and (suspected) exposures hazardous to health
Z77.1Contact with and (suspected) exposure to environmental pollution and hazards in the physical environment
Z77.12Contact with and (suspected) exposure to hazards in the physical environmentNot billable
Z77.120Contact with and (suspected) exposure to mold (toxic)Billable
Z77.121Contact with and (suspected) exposure to harmful algae and algae toxinsBillable
Z77.122Contact with and (suspected) exposure to noiseBillable
Z77.123Contact with and (suspected) exposure to radon and other naturally occurring radiationBillable
Z77.128Contact with and (suspected) exposure to other hazards in the physical environmentBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z77.12:

categoryZ77
Other contact with and (suspected) exposures hazardous to health
View context instructions
blockZ77-Z99
Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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