All ICD10 Codes

Z20-Z29

Non-Billable
ChapterZ00–Z99
Rankblock
Official Description

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

Use a more specific code (2 billable, 4 non-billable)
Z20Contact with and (suspected) exposure to communicable diseaseshas subcodesZ21Asymptomatic human immunodeficiency virus [HIV] infection statusZ22Carrier of infectious diseasehas subcodesZ23Encounter for immunizationZ28Immunization not carried out and underimmunization statushas subcodesZ29Encounter for other prophylactic measureshas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)Not billable
Z20Contact with and (suspected) exposure to communicable diseasesSubcodes
Z21Asymptomatic human immunodeficiency virus [HIV] infection statusBillable
Z22Carrier of infectious diseaseSubcodes
Z23Encounter for immunizationBillable
Z28Immunization not carried out and underimmunization statusSubcodes
Z29Encounter for other prophylactic measuresSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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