---
title: "ICD-10-CM Z39.1: Encounter for care and examination of… | BillingBrief"
description: "ICD-10-CM code Z39.1: Encounter for care and examination of lactating mother. Category, related codes, and the official source, in plain English."
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---

# Z39.1 Encounter for care and examination of lactating mother

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

**Official ICD-10-CM description:** Encounter for care and examination of lactating mother

## 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

-   Encounter for supervision of lactation

### Excludes1

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

-   disorders of lactation (O92.-)

## Related codes

-   [`Z39.0` Encounter for care and examination of mother immediately after delivery ICD-10-CM](https://billingbrief.com/icd10/z39.0/)
-   [`Z39.2` Encounter for routine postpartum follow-up ICD-10-CM](https://billingbrief.com/icd10/z39.2/)

## Common questions

### Is Z39.1 a billable code?

Yes. Z39.1 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

Z39 Encounter for maternal postpartum care and examination

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/).