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.
Includes
Colonization status
Suspected carrier
Type 2 excludes
Carrier of viral hepatitis (B18.-)
Codes
Z22.0
Carrier of typhoid
Z22.1
Carrier of other intestinal infectious diseases
Z22.2
Carrier of diphtheria
Z22.3
Carrier of other specified bacterial diseases
Z22.4
Carrier of infections with a predominantly sexual mode of transmission
Z22.6
Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection
Z22.7
Latent tuberculosis
Z22.8
Carrier of other infectious diseases
Z22.9
Carrier of infectious disease, unspecified
Versions
2026
No changes
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
Code changed
Type 2 excludes
- carrier of viral hepatitis (B18.-)
2016
New code