2026 ICD-10-CM Diagnosis Code O25Malnutrition in pregnancy, childbirth and the puerperium

ICD-10-CM Codes›O00-O9A›O20-O29›O25

ICD-10-CM O25
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

O25 is a non-billable ICD-10-CM category code for malnutrition in pregnancy, childbirth and the puerperium, so it cannot be submitted on claims. Use a more specific code from this category instead, such as O25.10, O25.11, O25.12, and O25.13.

Code Identity

ICD-10-CM Code
O25
Billable Status
No — Non-Billable Category
Code Describes
Malnutrition in pregnancy, childbirth and the puerperium
Short Description
Malnutrition in pregnancy, childbirth and the puerperium
Same as the full description in the CMS dataset.
Chapter
O20-O29
Other maternal disorders predominantly related to pregnancy

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO20-O29Other maternal disorders predominantly related to pregnancy
CategoryO25Malnutrition in pregnancy, childbirth and the puerperium
This CodeO25Malnutrition in pregnancy, childbirth and the puerperium

Specific Coding for Malnutrition in pregnancy, childbirth and the puerperiumOverview

Non-specific codes like O25 require more characters. Use one of these billable codes instead:

  • O25.1 for Malnutrition in pregnancy

  • Use O25.10 for Malnutrition in pregnancy, unspecified trimester

  • Use O25.11 for Malnutrition in pregnancy, first trimester

  • Use O25.12 for Malnutrition in pregnancy, second trimester

  • Use O25.13 for Malnutrition in pregnancy, third trimester

  • Use O25.2 for Malnutrition in childbirth

  • Use O25.3 for Malnutrition in the puerperium

Patient EducationClinical

Health Problems in Pregnancy

A health problem in pregnancy is any disease or condition that could affect your health or the health of your fetus. Some health problems may make it more likely that you will have a high-risk pregnancy. A high-risk pregnancy is one in which you, your fetus, or both are at higher risk for health problems than in a typical pregnancy.

The full article covers:

  • What are health problems in pregnancy?
  • What raises my risk for health problems during pregnancy?
  • Can chronic health conditions cause problems in pregnancy?
  • Can health problems in pregnancy be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About O25Overview

Is O25 (Malnutrition in pregnancy, childbirth and the puerperium) a billable code?

No. This is a category header that groups the codes for malnutrition in pregnancy, childbirth and the puerperium, and headers cannot be submitted on claims. Claims for malnutrition in pregnancy, childbirth and the puerperium need a more specific code from this category, such as O25.10, O25.11, and O25.12.