Z91 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Personal risk factors, not elsewhere classified.
Type 2 excludes
Codes
Z91.0
Allergy status, other than to drugs and biological substances
Z91.1
Patient's noncompliance with medical treatment and regimen
Z91.A
Caregiver's noncompliance with patient's medical treatment and regimen
Z91.4
Personal history of psychological trauma, not elsewhere classified
Z91.5
Personal history of self-harm
Z91.8
Other specified personal risk factors, not elsewhere classified
Versions
2025
No changes
2024
No changes
2023
Code changed
Type 2 excludes
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-)personal history of physical injury and trauma (Z87.81, Z87.82-)occupational exposure to risk factors (Z57.-)
- 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-)
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
Type 2 excludes
contact with and (suspected) exposures hazardous to health (Z77.-)exposure to pollution and other problems related to physical environment (Z77.1-)personal history of physical injury and trauma (Z87.81, Z87.82-)occupational exposure to risk factors (Z57.-)
- 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-)
- personal history of physical injury and trauma (Z87.81, Z87.82-)
- occupational exposure to risk factors (Z57.-)
2017
No changes
2016
New code