Z91.1
Patient's noncompliance with medical treatment and regimen
Code Hierarchy
Coding Guidelines
Excludes2 (Not Included Here)
These conditions are not part of this code but may be reported additionally if documented
- caregiver noncompliance with patient's medical treatment and regimen (Z91.A-)
Code Also
- , if applicable, to identify underdosing of specific drug (T36-T50 with final character 6)
Specific Codes (6)
Patient's noncompliance with dietary regimen
Patient's intentional underdosing of medication regimen
Patient's unintentional underdosing of medication regimen
Patient's other noncompliance with medication regimen
Patient's noncompliance with renal dialysis
Patient's noncompliance with other medical treatment and regimen
Related Codes
Allergy status, other than to drugs and biological substances
Caregiver's noncompliance with patient's medical treatment and regimen
Personal history of psychological trauma, not elsewhere classified
Personal history of self-harm
Other specified personal risk factors, not elsewhere classified
Personal risk factor of exposure to diethylstilbestrol


