ICD-10-CM Z28.20: Immunization not carried out because of patient decision for unspecified reason

ICD-10-CM Diagnosis Code (2025)

Official Description for Z28.20

Immunization not carried out because of patient decision for unspecified reason

Parent Code (Less Specific):

About ICD-10-CM Code Z28.20 (Immunization not carried out because of patient decision for unspecified reason)

ICD-10-CM code Z28.20 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 Z28.20 became effective on October 1, 2024.

This page provides detailed information about Z28.20 - Immunization not carried out because of patient decision for unspecified reason. 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 Immunization not carried out because of patient decision for unspecified reason.