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ICD-10-CM 2027 diagnosis code

Z39.0Encounter for care and examination of mother immediately after delivery

✓ Billable / specificPOA exemptMaternity · age 9–64Female only

Z39.0 is a valid, billable ICD-10-CM code for encounter for care and examination of mother immediately after delivery. It can be reported on claims for dates of service from October 1, 2026 – September 30, 2027.Short description: Encntr for care and exam of mother immediately after del

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About Z39.0

Z39.0 is the ICD-10-CM diagnosis code for encounter for care and examination of mother immediately after delivery. It belongs to category Z39 (encounter for maternal postpartum care and examination), block Z30-Z39 (persons encountering health services in circumstances related to reproduction) and chapter 21 (factors influencing health status and contact with health services). It is billable, so it can be reported on its own for dates of service from October 1, 2026 through September 30, 2027.

Within Z39 (encounter for maternal postpartum care and examination), Z39.0 is specifically for encounter for care and examination of mother immediately after delivery. Related codes cover care and examination of lactating mother (Z39.1) and routine postpartum follow-up (Z39.2).

Don't report Z39.0 together with the conditions in its Excludes1 note: care for postpartum complication- see Alphabetic index.

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 769 (Postpartum and Post Abortion Diagnoses with O.R. Procedures, relative weight 1.6673) and DRG 776 (Postpartum and Post Abortion Diagnoses without O.R. Procedures, relative weight 0.6721), in MDC 14 (Pregnancy, Childbirth and the Puerperium), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

The Medicare Code Editor treats this as a maternity diagnosis, expected only for patients age 9 through 64.

It is on the CMS list of diagnoses consistent only with female patients (the sex-conflict edit itself was retired in FY2025).

It is exempt from present-on-admission (POA) reporting, so no POA indicator is required.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Before ICD-10, this condition was coded in ICD-9-CM as V24.0 (postpartum care and examination immediately after delivery).

Coding notes

Applicable toConditions and synonyms classified to this code
  • Care and observation in uncomplicated cases when the delivery occurs outside a healthcare facility
Excludes1Not coded here — never report together with this code
  • care for postpartum complication- see Alphabetic index

Notes that apply from higher levels

Instructions written at a parent level also apply to Z39.0.

Broader instructions also apply from Chapter 21: Factors influencing health status and contact with health services.

Alphabetic index entries

6 entries

Terms in the official ICD-10-CM index that lead to Z39.0.

MS-DRG v44.0 grouping

All DRGs →

Inpatient MS-DRGs this diagnosis can group to, as the principal or a secondary diagnosis, depending on the rest of the claim.

MDC 14 · Pregnancy, Childbirth and the Puerperium

MDC 14 · Pregnancy, Childbirth and the Puerperium

ICD-9-CM equivalent

Converter →
  • V24.0Postpartum care and examination immediately after deliveryexact

From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about Z39.0

Is Z39.0 billable?

Yes. Z39.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can Z39.0 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict Z39.0 as a principal diagnosis.

Is Z39.0 a CC or MCC?

No. Z39.0 is neither a CC nor an MCC under MS-DRG v44.0.

What DRG does Z39.0 group to?

Z39.0 is used in the MS-DRG v44.0 logic for MS-DRG 769 (Postpartum and Post Abortion Diagnoses with O.R. Procedures) and MS-DRG 776 (Postpartum and Post Abortion Diagnoses without O.R. Procedures). Which one applies depends on whether it is the principal diagnosis and on the rest of the claim.

What is the ICD-9 code for Z39.0?

The CMS General Equivalence Mappings map Z39.0 to ICD-9-CM V24.0.