Z22
Non-billableCarrier of infectious disease
Carrier of infectious disease
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- colonization status
- suspected carrier
Child Codes (9)
Z22.0Carrier of typhoid
Z22.1Carrier of other intestinal infectious diseases
Z22.2Carrier of diphtheria
Z22.3Carrier of other specified bacterial diseases
Z22.4Carrier of infections w sexl mode of transmiss
Z22.6Carrier of human T-lymphotropic virus type-1 infection
Z22.7Latent tuberculosis
Z22.8Carrier of other infectious diseases
Z22.9Carrier of infectious disease, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(4)
Frequently Asked Questions
What is the ICD-10 code for carrier of infectious disease?
The ICD-10-CM code for carrier of infectious disease is Z22. The full clinical description is "Carrier of infectious disease". Z22 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Z22 mean?
ICD-10-CM code Z22 represents “Carrier of infectious disease”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a non-billable header code. Use a more specific child code for billing purposes.
Is Z22 a billable code?
No, Z22 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under Z22.
What chapter is Z22 in?
Z22 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What are the subcategories under Z22?
Z22 has 9 child codes, including: 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), and 5 more.
What are the UMLS CUIs for Z22?
Z22 is linked to 3 UMLS Concept Unique Identifiers: C0481551, C4290507, C4290508. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Z22 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like carrier of infectious disease affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Z22?
Z22 maps to the ICD-11 code: QD0Z (Carrier of infectious disease agent, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.