Z22 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Carrier of infectious disease.
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Colonization status
Suspected carrier
Carrier of viral hepatitis (B18.-)
Carrier of typhoid
Carrier of other intestinal infectious diseases
Carrier of diphtheria
Carrier of other specified bacterial diseases
Carrier of infections with a predominantly sexual mode of transmission
Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection
Latent tuberculosis
Carrier of other infectious diseases
Carrier of infectious disease, unspecified
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