O46.0 — Antepartum hemorrhage with coagulation defect
Is O46.0 billable?
No — O46.0 is a non-billable header code. O46.0 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 16 billable codes beneath O46.0.
Billable codes under this header
- O46.001Antepartum hemorrhage with coagulation defect, unspecified, first trimester
- O46.002Antepartum hemorrhage with coagulation defect, unspecified, second trimester
- O46.003Antepartum hemorrhage with coagulation defect, unspecified, third trimester
- O46.009Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester
- O46.011Antepartum hemorrhage with afibrinogenemia, first trimester
- O46.012Antepartum hemorrhage with afibrinogenemia, second trimester
- O46.013Antepartum hemorrhage with afibrinogenemia, third trimester
- O46.019Antepartum hemorrhage with afibrinogenemia, unspecified trimester
- O46.021Antepartum hemorrhage with disseminated intravascular coagulation, first trimester
- O46.022Antepartum hemorrhage with disseminated intravascular coagulation, second trimester
- O46.023Antepartum hemorrhage with disseminated intravascular coagulation, third trimester
- O46.029Antepartum hemorrhage with disseminated intravascular coagulation, unspecified trimester
- O46.091Antepartum hemorrhage with other coagulation defect, first trimester
- O46.092Antepartum hemorrhage with other coagulation defect, second trimester
- O46.093Antepartum hemorrhage with other coagulation defect, third trimester
- O46.099Antepartum hemorrhage with other coagulation defect, unspecified trimester
O46.0 at a glance
| Code | O46.0 |
|---|---|
| Description | Antepartum hemorrhage with coagulation defect |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together — inherited from Chapter 15
The conditions below can never be reported together with O46.0 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- supervision of normal pregnancy (Z34.-)
Excludes1 — never code together — inherited from O46
The conditions below can never be reported together with O46.0 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Use additional code — inherited from Chapter 15
Report an additional code alongside O46.0 to fully describe the condition. O46.0 is sequenced first.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Excludes2 — not included here — inherited from Chapter 15
The conditions below are not part of O46.0, but a patient may have both at the same time. When documentation supports it, O46.0 and the excluded code may both be reported.
What codes fall under O46.0? (4)
How long has O46.0 existed?
O46.0 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which codes are confused with O46.0?
ICD-10-CM declares these codes mutually exclusive with O46.0 — exactly one of each pair can be correct for a given encounter.