Z23✓ Billable

Encounter for immunization

Related Codes· Persons with potential health hazards related to communicable diseases (Z20-Z29)

Z20Contact with and (suspected) exposure to communicable diseas…Z21Asymptomatic human immunodeficiency virus [HIV] infection st…Z22Carrier of infectious diseaseZ28Immunization not carried out and underimmunization status

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)├Z23Encounter for immunization
└Z23Encounter for immunization

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