---
title: "ICD-10-CM Z13.0: Encounter for screening for diseases of… | BillingBrief"
description: "ICD-10-CM code Z13.0: Encounter for screening for diseases of the blood and blood-forming organs and certain. Category, related codes, and the official…"
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---

# Z13.0 Encounter for screening for diseases of the blood and blood-forming organs and certain…

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

**Official ICD-10-CM description:** Encounter for screening for 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.

### Note

-   Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.

### Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

-   encounter for diagnostic examination-code to sign or symptom

### Excludes2

Not part of this code, but both can be coded when both are documented.

-   examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)

## Related codes

-   [`Z13.1` Encounter for screening for diabetes mellitus ICD-10-CM](https://billingbrief.com/icd10/z13.1/)
-   [`Z13.21` Encounter for screening for nutritional disorder ICD-10-CM](https://billingbrief.com/icd10/z13.21/)
-   [`Z13.220` Encounter for screening for lipoid disorders ICD-10-CM](https://billingbrief.com/icd10/z13.220/)
-   [`Z13.228` Encounter for screening for other metabolic disorders ICD-10-CM](https://billingbrief.com/icd10/z13.228/)
-   [`Z13.29` Encounter for screening for other suspected endocrine disorder ICD-10-CM](https://billingbrief.com/icd10/z13.29/)
-   [`Z13.30` Encounter for screening examination for mental health and behavioral disorders… ICD-10-CM](https://billingbrief.com/icd10/z13.30/)
-   [`Z13.31` Encounter for screening for depression ICD-10-CM](https://billingbrief.com/icd10/z13.31/)
-   [`Z13.32` Encounter for screening for maternal depression ICD-10-CM](https://billingbrief.com/icd10/z13.32/)

## Common questions

### Is Z13.0 a billable code?

Yes. Z13.0 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

Z13 Encounter for screening for other diseases and disorders

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/).