2021 ICD-10-CM Diagnosis Code O46.009

Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester

    2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
  • O46.009 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Antepartum hemorrhage w coag defect, unsp, unsp trimester
  • The 2021 edition of ICD-10-CM O46.009 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of O46.009 - other international versions of ICD-10 O46.009 may differ.
ICD-10-CM Coding Rules
  • O46.009 is applicable to maternity patients aged 12 - 55 years inclusive.
The following code(s) above O46.009 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O46.009:
  • O00-O9A
    2021 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    Note
    • CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
    • Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
    • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
    • 1st trimester- less than 14 weeks 0 days
    • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
    • 3rd trimester- 28 weeks 0 days until delivery
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • mental and behavioral disorders associated with the puerperium (F53.-)
    • obstetrical tetanus (A34)
    • postpartum necrosis of pituitary gland (E23.0)
    • puerperal osteomalacia (M83.0)
    Use Additional
    • code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O46
    ICD-10-CM Diagnosis Code O46

    Antepartum hemorrhage, not elsewhere classified

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • hemorrhage in early pregnancy (O20.-)
    • intrapartum hemorrhage NEC (O67.-)
    • placenta previa (O44.-)
    • premature separation of placenta [abruptio placentae] (O45.-)
    Antepartum hemorrhage, not elsewhere classified
Approximate Synonyms
  • Antepartum hemorrhage associated with coagulation defect
  • Hemorrhage with coagulation defect in pregnancy
ICD-10-CM O46.009 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 817 Other antepartum diagnoses with o.r. Procedures with mcc
  • 818 Other antepartum diagnoses with o.r. Procedures with cc
  • 819 Other antepartum diagnoses with o.r. Procedures without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedures with mcc
  • 832 Other antepartum diagnoses without o.r. Procedures with cc
  • 833 Other antepartum diagnoses without o.r. Procedures without cc/mcc

Convert O46.009 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To O46.009
O45.90 …… unspecified trimester
O45.91 …… first trimester
O45.92 …… second trimester
O45.93 …… third trimester
O46 Antepartum hemorrhage, not elsewhere classified
O46.0 Antepartum hemorrhage with coagulation defect
O46.00 Antepartum hemorrhage with coagulation defect, unspecified
O46.001 …… first trimester
O46.002 …… second trimester
O46.003 …… third trimester
O46.009 …… unspecified trimester
O46.01 Antepartum hemorrhage with afibrinogenemia
O46.011 …… first trimester
O46.012 …… second trimester
O46.013 …… third trimester
O46.019 …… unspecified trimester
O46.02 Antepartum hemorrhage with disseminated intravascular coagulation
O46.021 …… first trimester
O46.022 …… second trimester
O46.023 …… third trimester
O46.029 …… unspecified trimester

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.