U.S. ICD-10-CM · FY 2027

O46 ICD-10-CM Code: Antepartum hemorrhage, not elsewhere classified

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

O46

Antepartum hemorrhage, not elsewhere classified

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where O46 sits

  1. 1

    Chapter 15

    Pregnancy, childbirth and the puerperium (O00-O9A)

  2. 2

    Section

    Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)

  3. 3

    Category O46

    Antepartum hemorrhage, not elsewhere classified

  4. 4

    Code O46

    Antepartum hemorrhage, not elsewhere classified

More specific choices

Codes under O46

O46 is a non-billable category. Choose the child code that best matches the documented diagnosis.

O46.0

Antepartum hemorrhage with coagulation defect

O46.8

Other antepartum hemorrhage

O46.9

Antepartum hemorrhage, unspecified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for O46.

Code first

No “code first” instruction is listed for O46.

Use additional code

No “use additional code” instruction is listed for O46.

Excludes1

Conditions that should not be reported together with this code.

  • hemorrhage in early pregnancy (O20.-)
  • intrapartum hemorrhage NEC (O67.-)
  • placenta previa (O44.-)
  • premature separation of placenta [abruptio placentae] (O45.-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for O46.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code O46 mean?

O46 is the FY 2027 U.S. ICD-10-CM code for “Antepartum hemorrhage, not elsewhere classified.”

Is O46 a billable or specific ICD-10-CM code?

No. O46 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is O46 located in ICD-10-CM?

O46 is listed in Chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A), within Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) (O30–O48), under category O46, Antepartum hemorrhage, not elsewhere classified.

What coding notes are listed for O46?

No inclusion terms are listed for O46 in this reference record. No code-first instruction is listed. Excludes1 notes: hemorrhage in early pregnancy (O20.-); intrapartum hemorrhage NEC (O67.-); placenta previa (O44.-); premature separation of placenta [abruptio placentae] (O45.-). No Excludes2 note is listed.

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