2025
ICD-10-CM
Diagnosis
Code

Z91.A2 Caregiver's intentional underdosing of patient's medication regimen

Non-billable
2023–2025

Z91.A2 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Caregiver's intentional underdosing of patient's medication regimen.

Code first

Underdosing of medication (T36-T50) with fifth or sixth character 6

Codes

Z91.A20
Caregiver's intentional underdosing of patient's medication regimen due to financial hardship
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Z91.A28
Caregiver's intentional underdosing of medication regimen for other reason
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Versions

2025
No changes
2024
No changes
2023
New code