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Z67.A

Non-billable

Duffy phenotype

Z67.A is the ICD-10-CM code for Duffy phenotype. It is a non-billable category code — use a more specific child code such as Z67.A1 for billing.

Status
Header (non-billable)
Chapter
Z00-Z99
Parent
Z67
Subcodes
4
Edition
FY2026

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

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code Z67.A?
Z67.A is the ICD-10-CM code for "Duffy phenotype". It falls under Z00-Z99 Factors influencing health status and contact with health services.
Is Z67.A a billable code?
No — Z67.A is a non-billable header code. Use a more specific child code (such as Z67.A1) for billing.
What are the subcodes of Z67.A?
Z67.A has 4 more specific child codes, including Z67.A1, Z67.A2, Z67.A3.

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

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