Z19

ICD-10Non-billable category

Hormone sensitivity malignancy status

Official ICD-10-CM descriptor (FY2026)

Hormone sensitivity malignancy status

Z19 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Code first

Sequence the underlying condition before this code.

malignant neoplasm - see Table of Neoplasms, by site, malignant

More specific codes under Z19

Where this code sits

Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Hormone sensitivity malignancy status (Z19)

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.