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Z17.42

Non-billable

Hormone receptor negative

Z17.42 is the ICD-10-CM code for Hormone receptor negative. It is a non-billable category code — use a more specific child code such as Z17.420 for billing.

Status
Header (non-billable)
Chapter
Z00-Z99
Parent
Z17.4
Subcodes
2
Edition
FY2026

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

Includes

  • •HR-

Frequently asked questions

What is ICD-10 code Z17.42?
Z17.42 is the ICD-10-CM code for "Hormone receptor negative". It falls under Z00-Z99 Factors influencing health status and contact with health services.
Is Z17.42 a billable code?
No — Z17.42 is a non-billable header code. Use a more specific child code (such as Z17.420) for billing.
What are the subcodes of Z17.42?
Z17.42 has 2 more specific child codes, including Z17.420, Z17.421.

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

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