Challenges with non-descriptive compliance labeling of end-stage renal disease patients in accessibility for renal transplantation

Table 1 ICD-10-CM codes characterizing noncompliance diagnoses

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	Due to financial hardship
Z91.128	Due to other reason
Z91.13	Patient’s unintentional underdosing of medication regimen
Z91.130	Due to age-related debility
Z91.138	Due to 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

The Z91 category refers to “personal risk factors, not elsewhere classified” in the ICD-10-CM system (ICD-10-CM International Classification of Diseases-10^th Revision-Clinical Modification).