Z91.15
Patient's noncompliance with renal dialysis
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 6 never code together
Z91code
Excludes2
- contact with and (suspected) exposures hazardous to health (Z77.-)Z77.-
- exposure to pollution and other problems related to physical environment (Z77.1-)Z77.1-
- female genital mutilation status (N90.81-)N90.81-
- occupational exposure to risk factors (Z57.-)Z57.-
- personal history of physical injury and trauma (Z87.81, Z87.82-)Z87.81Z87.82-
Z91.1code
Excludes2
- caregiver noncompliance with patient's medical treatment and regimen (Z91.A-)Z91.A-
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 5
Z91.1code
Code also
- , if applicable, to identify underdosing of specific drug (T36-T50 with final character 6)T36-T50
Z00-Z99chapter
Notes
- Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:Z00-Z99A00-Y89
- (a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
- (b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 5 same parent — Z91.1
Z91.11 Patient's noncompliance with dietary regimen category Z91.12 Patient's intentional underdosing of medication regimen category Z91.13 Patient's unintentional underdosing of medication regimen category Z91.14 Patient's other noncompliance with medication regimen category Z91.19 Patient's noncompliance w oth medical treatment and regimen category
Subordinate codes 2
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.