2026 ICD-10-CM Diagnosis Code O45Premature separation of placenta [abruptio placentae]

ICD-10-CM Codes›O00-O9A›O30-O48›O45

ICD-10-CM O45
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

O45 is a non-billable ICD-10-CM category code for premature separation of placenta [abruptio placentae], so it cannot be submitted on claims. Use a more specific code from this category instead, such as O45.001, O45.002, O45.003, and O45.009.

Code Identity

ICD-10-CM Code
O45
Billable Status
No — Non-Billable Category
Code Describes
Premature separation of placenta [abruptio placentae]
Chapter
O30-O48
Maternal care related to the fetus and amniotic cavity and possible delivery problems

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems
CategoryO45Premature separation of placenta [abruptio placentae]
This CodeO45Premature separation of placenta [abruptio placentae]

Specific Coding for Premature separation of placenta [abruptio placentae]Overview

Non-specific codes like O45 require more characters. Use one of these billable codes instead:

  • O45.0 for Premature separation of placenta with coagulation defect

  • O45.00 for Premature separation of placenta with coagulation defect, unspecified

  • O45.01 for Premature separation of placenta with afibrinogenemia

  • O45.02 for Premature separation of placenta with disseminated intravascular coagulation

  • O45.09 for Premature separation of placenta with other coagulation defect

  • O45.8 for Other premature separation of placenta

  • O45.8X for Other premature separation of placenta

  • O45.9 for Premature separation of placenta, unspecified

  • Use O45.90 for Premature separation of placenta, unspecified, unspecified trimester

  • Use O45.91 for Premature separation of placenta, unspecified, first trimester

  • Use O45.92 for Premature separation of placenta, unspecified, second trimester

  • Use O45.93 for Premature separation of placenta, unspecified, third trimester

Patient EducationClinical

Childbirth Problems

Childbirth is the process of giving birth to a baby. It includes labor and delivery. Usually everything goes well, but problems can happen. They may cause a risk to the mother, baby, or both. Some of the more common childbirth problems include:

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 O45Overview

Is O45 (Premature separation of placenta [abruptio placentae]) a billable code?

No. This is a category header that groups the codes for premature separation of placenta [abruptio placentae], and headers cannot be submitted on claims. Claims for premature separation of placenta [abruptio placentae] need a more specific code from this category, such as O45.001, O45.002, and O45.003.