2026 ICD-10-CM Diagnosis Code Z80Family history of primary malignant neoplasm

ICD-10-CM Codes›Z00–Z99›Z77-Z99›Z80

ICD-10-CM Z80
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z80 is a non-billable ICD-10-CM category code for family history of primary malignant neoplasm, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Z80.0, Z80.1, Z80.2, and Z80.3.

Code Identity

ICD-10-CM Code
Z80
Billable Status
No — Non-Billable Category
Code Describes
Family history of primary malignant neoplasm
Chapter
Z77-Z99
Persons with potential health hazards related to family and personal history and certain conditions influencing health status

Code Classification

ChapterZ00–Z99Factors influencing health status and contact with health services
SectionZ77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status
CategoryZ80Family history of primary malignant neoplasm
This CodeZ80Family history of primary malignant neoplasm

Specific Coding for Family history of primary malignant neoplasmOverview

Non-specific codes like Z80 require more characters. Use one of these billable codes instead:

  • Use Z80.0 for Family history of malignant neoplasm of digestive organs

  • Use Z80.1 for Family history of malignant neoplasm of trachea, bronchus and lung

  • Use Z80.2 for Family history of malignant neoplasm of other respiratory and intrathoracic organs

  • Use Z80.3 for Family history of malignant neoplasm of breast

  • Z80.4 for Family history of malignant neoplasm of genital organs

  • Use Z80.41 for Family history of malignant neoplasm of ovary

  • Use Z80.42 for Family history of malignant neoplasm of prostate

  • Use Z80.43 for Family history of malignant neoplasm of testis

  • Use Z80.44 for Family history of malignant neoplasm of fallopian tube(s)

  • Use Z80.49 for Family history of malignant neoplasm of other genital organs

  • Z80.5 for Family history of malignant neoplasm of urinary tract

  • Use Z80.51 for Family history of malignant neoplasm of kidney

  • Use Z80.52 for Family history of malignant neoplasm of bladder

  • Use Z80.59 for Family history of malignant neoplasm of other urinary tract organ

  • Use Z80.6 for Family history of leukemia

  • Use Z80.7 for Family history of other malignant neoplasms of lymphoid, hematopoietic and related tissues

  • Use Z80.8 for Family history of malignant neoplasm of other organs or systems

  • Use Z80.9 for Family history of malignant neoplasm, unspecified

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Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Z80Overview

Is Z80 (Family history of primary malignant neoplasm) a billable code?

No. This is a category header that groups the codes for family history of primary malignant neoplasm, and headers cannot be submitted on claims. Claims for family history of primary malignant neoplasm need a more specific code from this category, such as Z80.0, Z80.1, and Z80.2.