Z17.4 Combined receptor status

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Combined receptor status is Z17.4 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
Z17: Estrogen, and other hormones and factors receptor status (Z17)
Category Z17
16 codes (10 billable)
FY2026 Status
Introduced in FY2025

Notes

  • Assign a code from subcategory Z17.4- when only a combined receptor status is documented

Official Coding Guidelines

Used with any code in range A00.0-T88.9, Z00-Z99

1) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.20.a.1
Additional codes with observation code (fragment)

observation code, but only if they are unrelated to the suspected condition being observed.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.21.c.6

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference Z17.4 with the canonical source and edition:

Z17.4 — Combined receptor status. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/Z17.4

Canonical URL: https://icd10codingpro.com/codes/Z17.4

Related Codes

Parent Code

Z17 Estrogen, and other hormones and factors receptor status

More Specific Codes

Z17.41 Hormone receptor positive Z17.410 Hormone receptor positive with human epidermal growth factor receptor 2 positive status Z17.411 Hormone receptor positive with human epidermal growth factor receptor 2 negative status Z17.42 Hormone receptor negative Z17.420 Hormone receptor negative with human epidermal growth factor receptor 2 positive status Z17.421 Hormone receptor negative with human epidermal growth factor receptor 2 negative status

Related Codes in Z17

Z17 Estrogen, and other hormones and factors receptor status Z17.0 Estrogen receptor positive status [ER+] Z17.1 Estrogen receptor negative status [ER-] Z17.2 Progesterone receptor status Z17.21 Progesterone receptor positive status Z17.22 Progesterone receptor negative status Z17.3 Human epidermal growth factor 2 receptor Z17.31 Human epidermal growth factor receptor 2 positive status Z17.32 Human epidermal growth factor receptor 2 negative status Z17.41 Hormone receptor positive Z17.410 Hormone receptor positive with human epidermal growth factor receptor 2 positive status Z17.411 Hormone receptor positive with human epidermal growth factor receptor 2 negative status Z17.42 Hormone receptor negative Z17.420 Hormone receptor negative with human epidermal growth factor receptor 2 positive status Z17.421 Hormone receptor negative with human epidermal growth factor receptor 2 negative status
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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