ICD10

ICD-10 Code Z19: Hormone sensitivity malignancy status

Z19 is an ICD-10 diagnosis entry used to group records related to Hormone sensitivity malignancy status. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

When is it used?

  • May be used when a clinician documents hormone sensitivity malignancy status in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
  • This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter
21Factors influencing health status and contact with health services (Z00-Z99)
block
Z19Hormone sensitivity malignancy status (Z19)
currentZ19

Official coding notes

Applicable to
  • malignant neoplasm - see Table of Neoplasms, by site, malignant
Code first
  • malignant neoplasm - see Table of Neoplasms, by site, malignant

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

General PhysicianEndocrinologist

Coding guidelines

Common synonyms

Hormone sensitivity malignancy status

Frequently asked questions

Code details

CodeZ19
SystemICD10
Display nameHormone sensitivity malignancy status
ChapterFactors influencing health status and contact with health services (Z00-Z99)
BlockHormone sensitivity malignancy status (Z19)

Flags

BillableNo
Valid clinical useNo

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code Z19 for Hormone sensitivity malignancy status | HealthAssure