---
title: "ICD-10-CM Z86.2: Personal history of diseases of the blood… | BillingBrief"
description: "ICD-10-CM code Z86.2: Personal history of diseases of the blood and blood-forming organs and certain disorders. Category, related codes, and the official…"
canonical: "https://billingbrief.com/icd10/z86.2/"
language: "en"
---

# Z86.2 Personal history of diseases of the blood and blood-forming organs and certain disorders…

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Personal history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Also covers

-   Conditions classifiable to D50-D89

### Code first

Code the underlying condition first, then this code.

-   any follow-up examination after treatment ([Z09](https://billingbrief.com/icd10/z09/))

### Code also

A second code may be needed. Sequencing depends on the encounter.

-   any follow-up examination (Z08-[Z09](https://billingbrief.com/icd10/z09/))

## Related codes

-   [`Z86.15` Personal history of latent tuberculosis infection ICD-10-CM](https://billingbrief.com/icd10/z86.15/)
-   [`Z86.16` Personal history of COVID-19 ICD-10-CM](https://billingbrief.com/icd10/z86.16/)
-   [`Z86.17` Personal history of Clostridioides difficile infection ICD-10-CM](https://billingbrief.com/icd10/z86.17/)
-   [`Z86.19` Personal history of other infectious and parasitic diseases ICD-10-CM](https://billingbrief.com/icd10/z86.19/)
-   [`Z86.31` Personal history of diabetic foot ulcer ICD-10-CM](https://billingbrief.com/icd10/z86.31/)
-   [`Z86.32` Personal history of gestational diabetes ICD-10-CM](https://billingbrief.com/icd10/z86.32/)
-   [`Z86.39` Personal history of other endocrine, nutritional and metabolic disease ICD-10-CM](https://billingbrief.com/icd10/z86.39/)
-   [`Z86.51` Personal history of combat and operational stress reaction ICD-10-CM](https://billingbrief.com/icd10/z86.51/)

## Common questions

### Is Z86.2 a billable code?

Yes. Z86.2 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

Z86 Personal history of certain other diseases

Chapter

Factors influencing health status and contact with health services

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).