Personal history of certain other diseases
In Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99), chapter 21: Factors Influencing Health Status and Contact with Health Services
40 billable codes under Z86: none are a CC or MCC; none map to an HCC.
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Instructional notes
Code first: code the underlying condition first, then this code
- any follow-up examination after treatment (Z09)
Also applies, from Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
These notes sit on Z77-Z99 and apply to every code under it, including Z86.
Code also: add a code for this too, order depends on the encounter
- any follow-up examination (Z08-Z09)
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers when and how to use Z codes (Z00-Z99) for encounters and supplementary information, including contact, status, history, screening, aftercare, exams, and social determinants of health.
All codes under Z86
Z86 can't be used on a claim. Pick a billable code below; grey headings group them.
- Z86.0Personal history of in-situ and benign neoplasms and neoplasms of uncertain behavior
- Z86.00Personal history of in-situ neoplasm
- Z86.000Personal history of in-situ neoplasm of breast
- Z86.001Personal history of in-situ neoplasm of cervix uteri
- Z86.002Personal history of in-situ neoplasm of other and unspecified genital organs
- Z86.003Personal history of in-situ neoplasm of oral cavity, esophagus and stomach
- Z86.004Personal history of in-situ neoplasm of other and unspecified digestive organs
- Z86.005Personal history of in-situ neoplasm of middle ear and respiratory system
- Z86.006Personal history of melanoma in-situ
- Z86.007Personal history of in-situ neoplasm of skin
- Z86.008Personal history of in-situ neoplasm of other site
- Z86.00APersonal history of in-situ neoplasm of the fallopian tube(s)
- Z86.01Personal history of benign neoplasm
- Z86.010Personal history of colon polyps
- Z86.0100Personal history of colon polyps, unspecified
- Z86.0101Personal history of adenomatous and serrated colon polyps
- Z86.0102Personal history of hyperplastic colon polyps
- Z86.0109Personal history of other colon polyps
- Z86.011Personal history of benign neoplasm of the brain
- Z86.012Personal history of benign carcinoid tumor
- Z86.018Personal history of other benign neoplasm
- Z86.03Personal history of neoplasm of uncertain behavior
- Z86.1Personal history of infectious and parasitic diseases
- Z86.11Personal history of tuberculosis
- Z86.12Personal history of poliomyelitis
- Z86.13Personal history of malaria
- Z86.14Personal history of Methicillin resistant Staphylococcus aureus infection
- Z86.15Personal history of latent tuberculosis infection
- Z86.16Personal history of COVID-19
- Z86.17Personal history of Clostridioides difficile infection
- Z86.19Personal history of other infectious and parasitic diseases
- Z86.2Personal history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
- Z86.3Personal history of endocrine, nutritional and metabolic diseases
- Z86.31Personal history of diabetic foot ulcer
- Z86.32Personal history of gestational diabetes
- Z86.39Personal history of other endocrine, nutritional and metabolic disease
- Z86.5Personal history of mental and behavioral disorders
- Z86.51Personal history of combat and operational stress reaction
- Z86.59Personal history of other mental and behavioral disorders
- Z86.6Personal history of diseases of the nervous system and sense organs
- Z86.61Personal history of infections of the central nervous system
- Z86.69Personal history of other diseases of the nervous system and sense organs
- Z86.7Personal history of diseases of the circulatory system
- Z86.71Personal history of venous thrombosis and embolism
- Z86.711Personal history of pulmonary embolism
- Z86.718Personal history of other venous thrombosis and embolism
- Z86.72Personal history of thrombophlebitis
- Z86.73Personal history of transient ischemic attack (TIA), and cerebral infarction without residual deficits
- Z86.74Personal history of sudden cardiac arrest
- Z86.79Personal history of other diseases of the circulatory system
Z86 MS-DRG
As the principal diagnosis, all 40 billable codes under Z86 group to MS-DRG 951 (v44.0).
Other codes that refer to Z86
Notes on these codes point to Z86.
- Z09 Use Additional Code: code to identify any applicable history of disease code (Z86.-, Z87.-)
Code history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.