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  2. ICD-10-CM
  3. Ch. Z00-Z99
  4. Sec. Z20-Z29
  5. Category Z22
Category Z22

Carrier of infectious disease

Clinical Classification Guidelines

Specific Diagnosis Codes

Carrier of typhoid
Z22.0
Carrier of other intestinal infectious diseases
Z22.1
Carrier of diphtheria
Z22.2
Carrier of other specified bacterial diseases
Z22.3
Carrier of bacterial disease due to meningococci
Z22.31
Carrier of bacterial disease due to staphylococci
Z22.32
Carrier or suspected carrier of Methicillin susceptible Staphylococcus aureus
Z22.321
Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus
Z22.322
Carrier of bacterial disease due to streptococci
Z22.33
Carrier of Group B streptococcus
Z22.330
Carrier of other streptococcus
Z22.338
Carrier of Acinetobacter baumannii
Z22.34
Carrier of carbapenem-resistant Acinetobacter baumannii
Z22.340
Carrier of carbapenem-sensitive Acinetobacter baumannii
Z22.341
Carrier of Acinetobacter baumannii, unspecified
Z22.349
Carrier of Enterobacterales
Z22.35
Carrier of carbapenem-resistant Enterobacterales
Z22.350
Carrier of other Enterobacterales
Z22.358
Carrier of Enterobacterales, unspecified
Z22.359
Carrier of other specified bacterial diseases
Z22.39
Carrier of infections with a predominantly sexual mode of transmission
Z22.4
Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection
Z22.6
Latent tuberculosis
Z22.7
Carrier of other infectious diseases
Z22.8
Carrier of infectious disease, unspecified
Z22.9
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Data updated for October 2025 release.

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