Z28.9✓ Billable
Immunization not carried out for unspecified reason
Code Hierarchy
┌21Factors influencing health status and contact with health services (Z00-Z99)├Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)├Z28Immunization not carried out and underimmunization status
└Z28.9Immunization not carried out for unspecified reason
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