Z20-Z29: Persons with potential health hazards related to communicable diseases
ICD-10-CM 2027 block Z20-Z29 in chapter 21 (Factors influencing health status and contact with health services) has 6 categories.
- Z20 – Contact with and (suspected) exposure to communicable diseases 18 billable codes
- Z21 – Asymptomatic human immunodeficiency virus [HIV] infection status Billable code
- Z22 – Carrier of infectious disease 20 billable codes
- Z23 – Encounter for immunization Billable code
- Z28 – Immunization not carried out and underimmunization status 17 billable codes
- Z29 – Encounter for other prophylactic measures 8 billable codes