Z91.A

Non-Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Caregiver's noncompliance with patient's medical treatment and regimen

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
Z91Personal risk factors, not elsewhere classified
Z91.ACaregiver's noncompliance with patient's medical treatment and regimenNot billable
Z91.A1Caregiver's noncompliance with patient's dietary regimenSubcodes
Z91.A2Caregiver's intentional underdosing of patient's medication regimenSubcodes
Z91.A3Caregiver's unintentional underdosing of patient's medication regimenBillable
Z91.A4Caregiver's other noncompliance with patient's medication regimenSubcodes
Z91.A5Caregiver's noncompliance with patient's renal dialysisSubcodes
Z91.A9Caregiver's noncompliance with patient's other medical treatment and regimenSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z91.A:

categoryZ91
Personal risk factors, not elsewhere classified
View context instructions
blockZ77-Z99
Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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