O25.1Header code — not billable
Malnutrition in pregnancy
- Chapter
- 15. Pregnancy, childbirth and the puerperium
- Category
- O25
- Effective date
- October 1, 2026
Related codes in category O25
O25Malnutrition in pregnancy, childbirth and the puerperiumO25.10Malnutrition in pregnancy, unspecified trimesterYesO25.11Malnutrition in pregnancy, first trimesterYesO25.12Malnutrition in pregnancy, second trimesterYesO25.13Malnutrition in pregnancy, third trimesterYesO25.2Malnutrition in childbirthYesO25.3Malnutrition in the puerperiumYes
Frequently asked questions
What is ICD-10 code O25.1?
O25.1 is an ICD-10-CM diagnosis code for Malnutrition in pregnancy.
Is O25.1 a billable code?
No. O25.1 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is O25.1 in?
O25.1 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O25.1 become effective?
O25.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O25.1?
O25.1 belongs to category O25, which includes 7 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.