2026 ICD-10-CM Diagnosis Code Z86Personal history of certain other diseases

ICD-10-CM Codes›Z00–Z99›Z77-Z99›Z86

ICD-10-CM Z86
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z86 is a non-billable ICD-10-CM category code for personal history of certain other diseases, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Z86.000, Z86.001, Z86.002, and Z86.003.

Code Identity

ICD-10-CM Code
Z86
Billable Status
No — Non-Billable Category
Code Describes
Personal history of certain other diseases
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
CategoryZ86Personal history of certain other diseases
This CodeZ86Personal history of certain other diseases

Specific Coding for Personal history of certain other diseasesOverview

Non-specific codes like Z86 require more characters. Use one of these billable codes instead:

  • Z86.0 for Personal history of in-situ and benign neoplasms and neoplasms of uncertain behavior

  • Z86.00 for Personal history of in-situ neoplasm

  • Z86.01 for Personal history of benign neoplasm

  • Use Z86.03 for Personal history of neoplasm of uncertain behavior

  • Z86.1 for Personal history of infectious and parasitic diseases

  • Use Z86.11 for Personal history of tuberculosis

  • Use Z86.12 for Personal history of poliomyelitis

  • Use Z86.13 for Personal history of malaria

  • Use Z86.14 for Personal history of Methicillin resistant Staphylococcus aureus infection

  • Use Z86.15 for Personal history of latent tuberculosis infection

  • Use Z86.16 for Personal history of COVID-19

  • Use Z86.19 for Personal history of other infectious and parasitic diseases

  • Use Z86.2 for Personal history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

  • Z86.3 for Personal history of endocrine, nutritional and metabolic diseases

  • Use Z86.31 for Personal history of diabetic foot ulcer

  • Use Z86.32 for Personal history of gestational diabetes

  • Use Z86.39 for Personal history of other endocrine, nutritional and metabolic disease

  • Z86.5 for Personal history of mental and behavioral disorders

  • Use Z86.51 for Personal history of combat and operational stress reaction

  • Use Z86.59 for Personal history of other mental and behavioral disorders

  • Z86.6 for Personal history of diseases of the nervous system and sense organs

  • Use Z86.61 for Personal history of infections of the central nervous system

  • Use Z86.69 for Personal history of other diseases of the nervous system and sense organs

  • Z86.7 for Personal history of diseases of the circulatory system

  • Z86.71 for Personal history of venous thrombosis and embolism

  • Use Z86.72 for Personal history of thrombophlebitis

  • Use Z86.73 for Personal history of transient ischemic attack (TIA), and cerebral infarction without residual deficits

  • Use Z86.74 for Personal history of sudden cardiac arrest

  • Use Z86.79 for Personal history of other diseases of the circulatory system

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Code First

  • any follow-up examination after treatment Z09

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 Z86Overview

Is Z86 (Personal history of certain other diseases) a billable code?

No. This is a category header that groups the codes for personal history of certain other diseases, and headers cannot be submitted on claims. Claims for personal history of certain other diseases need a more specific code from this category, such as Z86.000, Z86.001, and Z86.002.