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Z91.8

⚠ Non-billable (Header)

Other specified personal risk factors, not elsewhere classified

Factors influencing health status and contact with health services (Z00-Z99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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⚠️ Excludes2

inherited from Z91

Rules from parent category Z91: Personal risk factors, not elsewhere classified

  • • contact with and (suspected) exposures hazardous to health (Z77.-)
  • • exposure to pollution and other problems related to physical environment (Z77.1-)
  • • female genital mutilation status (N90.81-)
  • • occupational exposure to risk factors (Z57.-)
  • • personal history of physical injury and trauma (Z87.81, Z87.82-)

Child Codes (6)

Z91.81History of fallingZ91.82Personal history of military deploymentZ91.83Wandering in diseases classified elsewhereZ91.84Oral health risk factorsZ91.85Personal history of military serviceZ91.89Other specified personal risk factors, not elsewhere classified

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Code Information

CodeZ91.8
BillableNo — Header code
ParentZ91
CategoryFactors influencing health status and contact with health services (Z00-Z99)
Excludes10 rule(s)
Excludes25 note(s)
Child codes6

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)