Z22 - Carrier of infectious disease

Version 2023
Short Description:Carrier of infectious disease
Long Description:Carrier of infectious disease
Status: Not Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons with potential health hazards related to communicable diseases (Z20-Z29)
      • Carrier of infectious disease (Z22)

Z22 is a non-specific and non-billable ICD-10 code code, consider using a code with a higher level of specificity for a diagnosis of carrier of infectious disease. The code is not specific and is NOT valid for the year 2023 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding for Carrier of infectious disease

Non-specific codes like Z22 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for carrier of infectious disease:

  • BILLABLE CODE - Use Z22.0 for Carrier of typhoid
  • BILLABLE CODE - Use Z22.1 for Carrier of other intestinal infectious diseases
  • BILLABLE CODE - Use Z22.2 for Carrier of diphtheria
  • NON-BILLABLE CODE - Z22.3 for Carrier of other specified bacterial diseases
  • BILLABLE CODE - Use Z22.31 for Carrier of bacterial disease due to meningococci
  • NON-BILLABLE CODE - Z22.32 for Carrier of bacterial disease due to staphylococci
  • NON-BILLABLE CODE - Z22.33 for Carrier of bacterial disease due to streptococci
  • BILLABLE CODE - Use Z22.39 for Carrier of other specified bacterial diseases
  • BILLABLE CODE - Use Z22.4 for Carrier of infections with a predominantly sexual mode of transmission
  • BILLABLE CODE - Use Z22.6 for Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection
  • BILLABLE CODE - Use Z22.7 for Latent tuberculosis
  • BILLABLE CODE - Use Z22.8 for Carrier of other infectious diseases
  • BILLABLE CODE - Use Z22.9 for Carrier of infectious disease, unspecified

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to this diagnosis code:


This note appears immediately under a three character code title to further define, or give examples of, the content of the category.

Type 2 Excludes

Type 2 Excludes
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.

Patient Education

Infectious Diseases

Germs, or microbes, are found everywhere - in the air, soil, and water. There are also germs on your skin and in your body. Many of them are harmless, and some can even be helpful. But some of them can make you sick. Infectious diseases are diseases that are caused by germs.

There are many different ways that you can get an infectious disease:

There are four main kinds of germs:

Infectious diseases can cause many different symptoms. Some are so mild that you may not even notice any symptoms, while others can be life-threatening. There are treatments for some infectious diseases, but for others, such as some viruses, you can only treat your symptoms. You can take steps to prevent many infectious diseases:

[Learn More in MedlinePlus]

Code History