ICD-10-CM category
Z22 Carrier of infectious disease
Z22 is a category, not a billable code. Report one of the 20 complete codes below.
Codes in Z22
- Z22.0Carrier of typhoid
- Z22.1Carrier of other intestinal infectious diseases
- Z22.2Carrier of diphtheria
- Z22.31Carrier of bacterial disease due to meningococci
- Z22.321Carrier or suspected carrier of Methicillin susceptible Staphylococcus aureus
- Z22.322Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus
- Z22.330Carrier of Group B streptococcus
- Z22.338Carrier of other streptococcus
- Z22.340Carrier of carbapenem-resistant Acinetobacter baumannii
- Z22.341Carrier of carbapenem-sensitive Acinetobacter baumannii
- Z22.349Carrier of Acinetobacter baumannii, unspecified
- Z22.350Carrier of carbapenem-resistant Enterobacterales
- Z22.358Carrier of other Enterobacterales
- Z22.359Carrier of Enterobacterales, unspecified
- Z22.39Carrier of other specified bacterial diseases
- Z22.4Carrier of infections with a predominantly sexual mode of transmission
- Z22.6Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection
- Z22.7Latent tuberculosis
- Z22.8Carrier of other infectious diseases
- Z22.9Carrier of infectious disease, unspecified
Outside the US? Z22 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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