Z22.3 – Carrier of other specified bacterial diseases

ICD-10-CM 2027 diagnosis code · Persons with potential health hazards related to communicable diseases

Non-billable header

ICD-10-CM code Z22.3

Code: Z22.3 (claims format: Z223)
Description: Carrier of other specified bacterial diseases
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Z20-Z29 Persons with potential health hazards related to communicable diseases
Parent codes: Z22

Billable codes under Z22.3

Z22.3 is a header code and cannot be used on claims. Choose the most specific code:

Z22.31 – Carrier of bacterial disease due to meningococciBillable
Z22.32 – Carrier of bacterial disease due to staphylococciHeader (more codes below)
Z22.33 – Carrier of bacterial disease due to streptococciHeader (more codes below)
Z22.34 – Carrier of Acinetobacter baumanniiHeader (more codes below)
Z22.35 – Carrier of EnterobacteralesHeader (more codes below)
Z22.39 – Carrier of other specified bacterial diseasesBillable

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Z22 – Carrier of infectious disease

Includes:

colonization status
suspected carrier

Excludes2 (not included here):

carrier of viral hepatitis (B18.-)

Related codes in Z22

Z22.0 – Carrier of typhoidBillable
Z22.1 – Carrier of other intestinal infectious diseasesBillable
Z22.2 – Carrier of diphtheriaBillable
Z22.4 – Carrier of infections with a predominantly sexual mode of transmissionBillable
Z22.6 – Carrier of human T-lymphotropic virus type-1 [HTLV-1] infectionBillable
Z22.7 – Latent tuberculosisBillable
Z22.8 – Carrier of other infectious diseasesBillable
Z22.9 – Carrier of infectious disease, unspecifiedBillable

Frequently asked questions

What is ICD-10 code Z22.3?

Z22.3 is the ICD-10-CM code for carrier of other specified bacterial diseases, in the block Z20-Z29 (Persons with potential health hazards related to communicable diseases).

Is Z22.3 a billable code?

No. Z22.3 is a header code with more specific child codes; report one of the billable codes listed above.

What category does Z22.3 belong to?

It belongs to category Z22 – Carrier of infectious disease.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.