ICDcodes.org
FY2027

O46.091Antepartum hemorrhage with other coagulation defect, first trimester

BillableMCC

Is O46.091 billable?

Yes — O46.091 is billable for FY2027. O46.091 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. O46.091 may be submitted for encounters from October 1, 2026 through September 30, 2027.

O46.091 at a glance

CodeO46.091
DescriptionAntepartum hemorrhage with other coagulation defect, first trimester
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Which MS-DRGs does O46.091 group to?

O46.091 sits in MDC 14 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 817Other Antepartum Diagnoses with O.R. Procedures with MCCsurgical
  • 818Other Antepartum Diagnoses with O.R. Procedures with CCsurgical
  • 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCCsurgical

As a secondary diagnosis, O46.091 is a major complication or comorbidity (MCC), which can move a stay into a higher-paying DRG.

How is O46.091 listed in the Alphabetic Index?

The Alphabetic Index lists these routes under O46.09, the nearest indexed parent of O46.091. Use them to find the family, then select the specific code.

  • Hemorrhage, hemorrhagicantepartumwith coagulation defectspecified defect NEC (concealed)

Excludes1 — never code together — inherited from Chapter 15

The conditions below can never be reported together with O46.091 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 O46.091 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

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

Use additional code — inherited from Chapter 15

Report an additional code alongside O46.091 to fully describe the condition. O46.091 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 O46.091, but a patient may have both at the same time. When documentation supports it, O46.091 and the excluded code may both be reported.

  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

How long has O46.091 existed?

O46.091 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.

What other codes are in the O46.09 family? (3)