O46.9Header code — not billable
Antepartum hemorrhage, unspecified
- Chapter
- 15. Pregnancy, childbirth and the puerperium
- Category
- O46
- Effective date
- October 1, 2026
Related codes in category O46
O46Antepartum hemorrhage, not elsewhere classifiedO46.0Antepartum hemorrhage with coagulation defectO46.00Antepartum hemorrhage with coagulation defect, unspecifiedO46.001Antepartum hemorrhage w coag defect, unsp, first trimesterYesO46.002Antepartum hemorrhage w coag defect, unsp, second trimesterYesO46.003Antepartum hemorrhage w coag defect, unsp, third trimesterYesO46.009Antepartum hemorrhage w coag defect, unsp, unsp trimesterYesO46.01Antepartum hemorrhage with afibrinogenemiaO46.011Antepartum hemorrhage with afibrinogenemia, first trimesterYesO46.012Antepartum hemorrhage with afibrinogenemia, second trimesterYesO46.013Antepartum hemorrhage with afibrinogenemia, third trimesterYesO46.019Antepartum hemorrhage with afibrinogenemia, unsp trimesterYes
Frequently asked questions
What is ICD-10 code O46.9?
O46.9 is an ICD-10-CM diagnosis code for Antepartum hemorrhage, unspecified.
Is O46.9 a billable code?
No. O46.9 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 O46.9 in?
O46.9 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O46.9 become effective?
O46.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O46.9?
O46.9 belongs to category O46, 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.