O45Header code — not billable
Premature separation of placenta [abruptio placentae]
- Chapter
- 15. Pregnancy, childbirth and the puerperium
- Category
- O45
- Effective date
- October 1, 2026
Related codes in category O45
O45.0Premature separation of placenta with coagulation defectO45.00Premature separation of placenta w coagulation defect, unspO45.001Prem separtn of placenta w coag defect, unsp, first triYesO45.002Prem separtn of placenta w coag defect, unsp, second triYesO45.003Prem separtn of placenta w coag defect, unsp, third triYesO45.009Prem separtn of placenta w coag defect, unsp, unsp trimesterYesO45.01Premature separation of placenta with afibrinogenemiaO45.011Prem separtn of placenta w afibrinogenemia, first trimesterYesO45.012Prem separtn of placenta w afibrinogenemia, second trimesterYesO45.013Prem separtn of placenta w afibrinogenemia, third trimesterYesO45.019Prem separtn of placenta w afibrinogenemia, unsp trimesterYesO45.02Premature separation of placenta w dissem intravasc coag
Frequently asked questions
What is ICD-10 code O45?
O45 is an ICD-10-CM diagnosis code for Premature separation of placenta [abruptio placentae].
Is O45 a billable code?
No. O45 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 O45 in?
O45 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O45 become effective?
O45 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O45?
O45 belongs to category O45, which includes 12 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.