Z91 - Personal risk factors, not elsewhere classified
Z91.1 - Patient's noncompliance with medical treatment and regimen
Z91.11 - Patient's noncompliance with dietary regimen
Z91.12 - Patient's intentional underdosing of medication regimen
Z91.120 - Patient's intentional underdosing of medication regimen due to financial hardship
Z91.128 - Patient's intentional underdosing of medication regimen for other reason
Z91.13 - Patient's unintentional underdosing of medication regimen
Z91.130 - Patient's unintentional underdosing of medication regimen due to age-related debility
Z91.138 - Patient's unintentional underdosing of medication regimen for other reason
Z91.14 - Patient's other noncompliance with medication regimen
Z91.15 - Patient's noncompliance with renal dialysis
Z91.19 - Patient's noncompliance with other medical treatment and regimen