ICD-10-CM Diagnosis Code (2025)
Official Description for Z91.A3
Caregiver's unintentional underdosing of patient's medication regimen
Coding Notes & Guidelines for Z91.A3
underdosing of medication (T36-T50) with fifth or sixth character 6
Parent Code (Less Specific):
About ICD-10-CM Code Z91.A3 (Caregiver's unintentional underdosing of patient's medication regimen)
ICD-10-CM code Z91.A3 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Z91.A3 became effective on October 1, 2024.
This page provides detailed information about Z91.A3 - Caregiver's unintentional underdosing of patient's medication regimen. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Caregiver's unintentional underdosing of patient's medication regimen.