Z22

Non-Billable

ChapterZ00–Z99

Rankcategory

Official Description

Carrier of infectious disease

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Instructional Notes

Includes

colonization status
suspected carrier

Excludes2(Not included here)

carrier of viral hepatitis (B18.-)

Clinical Hierarchy

CH21Factors influencing health status and contact with health services (Z00-Z99)

Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)

Z22Carrier of infectious disease

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 with a predominantly sexual mode of transmission

Z22.6Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection

Z22.7Latent tuberculosis

Z22.8Carrier of other infectious diseases

Z22.9Carrier of infectious disease, unspecified

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Z22. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Carrier (suspected) of25 unique routes

Acinetobacter baumannii→Z22(3 variants)

carbapenem-resistant→Z22

carbapenem-sensitive→Z22

amebiasis→Z22

bacterial disease NEC→Z22(12 variants)

diphtheria→Z22

intestinal infectious NEC→Z22(2 variants)

typhoid→Z22

meningococcal→Z22

sexually transmitted→Z22