ICD-10 diagnosis code
Z23 Need for immunization against single bacterial diseases
Z23 is the ICD-10 code for Need for immunization against single bacterial diseases. It is a three-character category divided into 9 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block Z20–Z29 (Persons with potential health hazards related to communicable diseases) in Chapter XXI, Factors influencing health status and contact with health services.
- Code type
- Category (3 characters)
- Chapter
- XXI · Z00–Z99
- Classification
- WHO ICD-10, 2019 version
What Z23 excludes
Conditions that look similar but belong under another code.
Subcodes of Z23
- Z23.0Need for immunization against cholera alone
- Z23.1Need for immunization against typhoid-paratyphoid alone [TAB]
- Z23.2Need for immunization against tuberculosis [BCG]
- Z23.3Need for immunization against plague
- Z23.4Need for immunization against tularaemia
- Z23.5Need for immunization against tetanus alone
- Z23.6Need for immunization against diphtheria alone
- Z23.7Need for immunization against pertussis alone
- Z23.8Need for immunization against other single bacterial diseases
Z23 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
Z23Kontakt för vaccination avseende enstaka bakteriesjukdomar
DZ23Kontakt mhp. vaccination mod en enkelt bakteriel sygdom
Z23Rokotuksen tarve yksittäisten bakteerimuotojen aiheuttamia sairauksia vastaan
Z23Notwendigkeit der Impfung [Immunisierung] gegen einzelne bakterielle Krankheiten
Z23Nécessité d'une vaccination contre une seule maladie bactérienne
Z23behoefte aan immunisatie tegen enkelvoudige bacteriële ziekten
Z23Encounter for immunization
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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