Z22 ICD-10-CM Code: Carrier of infectious disease
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
Z22Carrier of infectious disease
ICD-10-CM diagnosis code · United States clinical modification
Where Z22 sits
- 1
Chapter 21
Factors influencing health status and contact with health services (Z00-Z99)
- 2
Section
Persons with potential health hazards related to communicable diseases (Z20-Z29)
- 3
Category Z22
Carrier of infectious disease
- 4
Code Z22
Carrier of infectious disease
Codes under Z22
Z22 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Z22.0Carrier of typhoidZ22.1Carrier of other intestinal infectious diseasesZ22.2Carrier of diphtheriaZ22.3Carrier of other specified bacterial diseasesZ22.4Carrier of infections with a predominantly sexual mode of transmissionZ22.6Carrier of human T-lymphotropic virus type-1 [HTLV-1] infectionZ22.7Latent tuberculosisZ22.8Carrier of other infectious diseasesZ22.9Carrier of infectious disease, unspecifiedNotes for this code
Inclusion terms
No inclusion terms are listed for Z22.
Code first
No “code first” instruction is listed for Z22.
Use additional code
No “use additional code” instruction is listed for Z22.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for Z22.
Excludes2
Conditions not included here that may be reported separately when present.
- carrier of viral hepatitis (B18.-)
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code Z22 mean?
Z22 is the FY 2027 U.S. ICD-10-CM code for “Carrier of infectious disease.”
Is Z22 a billable or specific ICD-10-CM code?
No. Z22 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is Z22 located in ICD-10-CM?
Z22 is listed in Chapter 21, Factors influencing health status and contact with health services (Z00-Z99), within Persons with potential health hazards related to communicable diseases (Z20-Z29) (Z20–Z29), under category Z22, Carrier of infectious disease.
What coding notes are listed for Z22?
No inclusion terms are listed for Z22 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: carrier of viral hepatitis (B18.-).