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Z22

Non-billable

Carrier of infectious disease

Z22 is the ICD-10-CM code for Carrier of infectious disease. It is a non-billable category code — use a more specific child code such as Z22.0 for billing.

Status
Header (non-billable)
Chapter
Z00-Z99
Subcodes
9
Edition
FY2026

Z00-Z99 Factors influencing health status and contact with health services

Includes

  • •colonization status
  • •suspected carrier

Excludes2 — not included here

  • •carrier of viral hepatitis (B18.-)

Frequently asked questions

What is ICD-10 code Z22?
Z22 is the ICD-10-CM code for "Carrier of infectious disease". It falls under Z00-Z99 Factors influencing health status and contact with health services.
Is Z22 a billable code?
No — Z22 is a non-billable header code. Use a more specific child code (such as Z22.0) for billing.
What are the subcodes of Z22?
Z22 has 9 more specific child codes, including Z22.0, Z22.1, Z22.2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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