ICD-10-CM Diagnosis Code (2025)
Official Description for Z91.1
Patient's noncompliance with medical treatment and regimen
Coding Notes & Guidelines for Z91.1
caregiver noncompliance with patient's medical treatment and regimen (Z91.A-)
underdosing of medication (T36-T50) with fifth or sixth character 6
underdosing of medication (T36-T50) with fifth or sixth character 6
, if applicable, adverse effect of underdosing (T36-T50)
Inability to comply with dietary regimen
Patient's underdosing of medication NOS
Patient's nonadherence to medical treatment
, if applicable, to identify underdosing of specific drug (T36-T50 with final character 6)
, if applicable, food insecurity (Z59.4-)
Parent Code (Less Specific):
About ICD-10-CM Code Z91.1 (Patient's noncompliance with medical treatment and regimen)
ICD-10-CM code Z91.1 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 Z91.1 became effective on October 1, 2024.
This page provides detailed information about Z91.1 - Patient's noncompliance with medical treatment and 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 Patient's noncompliance with medical treatment and regimen.