Z91.A2
Header — not billableCaregiver's intentional underdosing of patient's medication regimen
The ICD-10 code for caregiver's intentional underdosing of patient's medication regimen is Z91.A2.
Z91.A2 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Clinical notes
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •This code represents a manifestation. Documentation should identify the underlying condition, which must be coded first.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z91.A1Caregiver's noncompliance with patient's dietary regimennon-billable header
- Z91.A3Caregiver's unintentional underdosing of patient's medication regimen
- Z91.A4Caregiver's other noncompliance with patient's medication regimennon-billable header
- Z91.A5Caregiver's noncompliance with patient's renal dialysisnon-billable header
- Z91.A9Caregiver's noncompliance with patient's other medical treatment and regimennon-billable header
- Z91.A2Caregiver's intentional underdosing of patient's medication regimennon-billable header