Z67.ANon-billable (header)

Duffy phenotype

Sub-codes of Z67.A(4)

Z67.A is a non-billable header. Select a sub-code to bill.

Z67.A1Duffy null✓ BillableZ67.A2Duffy a positive✓ BillableZ67.A3Duffy b positive✓ BillableZ67.A4Duffy a and b positive✓ Billable

Code Hierarchy

┌21Factors influencing health status and contact with health services (Z00-Z99)├Z67Blood type (Z67)├Z67Blood type
└Z67.ADuffy phenotype

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