2017/18 ICD-10-CM Diagnosis Code O46

Antepartum hemorrhage, not elsewhere classified

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as O46. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • hemorrhage in early pregnancy (
    ICD-10-CM Diagnosis Code O20
    • O20 Hemorrhage in early pregnancy
      • O20.0 Threatened abortion
      • O20.8 Other hemorrhage in early pregnancy
      • O20.9 Hemorrhage in early pregnancy, unspecified
    O20.-
    )
  • intrapartum hemorrhage NEC (
    ICD-10-CM Diagnosis Code O67
    • O67 Labor and delivery complicated by intrapartum...
      • O67.0 Intrapartum hemorrhage with coagulation defec...
      • O67.8 Other intrapartum hemorrhage
      • O67.9 Intrapartum hemorrhage, unspecified
    O67.-
    )
  • placenta previa (
    ICD-10-CM Diagnosis Code O44
    • O44 Placenta previa
      • O44.0 Complete placenta previa NOS or without hemor...
        • O44.00 Complete placenta previa NOS or without hemor...
        • O44.01 Complete placenta previa NOS or without hemor...
        • O44.02 Complete placenta previa NOS or without hemor...
        • O44.03 Complete placenta previa NOS or without hemor...
      • O44.1 Complete placenta previa with hemorrhage
        • O44.10 Complete placenta previa with hemorrhage, uns...
        • O44.11 Complete placenta previa with hemorrhage, fir...
        • O44.12 Complete placenta previa with hemorrhage, sec...
        • O44.13 Complete placenta previa with hemorrhage, thi...
      • O44.2 Partial placenta previa without hemorrhage
        • O44.20 Partial placenta previa NOS or without hemorr...
        • O44.21 Partial placenta previa NOS or without hemorr...
        • O44.22 Partial placenta previa NOS or without hemorr...
        • O44.23 Partial placenta previa NOS or without hemorr...
      • O44.3 Partial placenta previa with hemorrhage
        • O44.30 Partial placenta previa with hemorrhage, unsp...
        • O44.31 Partial placenta previa with hemorrhage, firs...
        • O44.32 Partial placenta previa with hemorrhage, seco...
        • O44.33 Partial placenta previa with hemorrhage, thir...
      • O44.4 Low lying placenta NOS or without hemorrhage
        • O44.40 Low lying placenta NOS or without hemorrhage,...
        • O44.41 Low lying placenta NOS or without hemorrhage,...
        • O44.42 Low lying placenta NOS or without hemorrhage,...
        • O44.43 Low lying placenta NOS or without hemorrhage,...
      • O44.5 Low lying placenta with hemorrhage
        • O44.50 Low lying placenta with hemorrhage, unspecifi...
        • O44.51 Low lying placenta with hemorrhage, first tri...
        • O44.52 Low lying placenta with hemorrhage, second tr...
        • O44.53 Low lying placenta with hemorrhage, third tri...
    O44.-
    )
  • premature separation of placenta [abruptio placentae] (
    ICD-10-CM Diagnosis Code O45
    • O45 Premature separation of placenta [abruptio pl...
      • O45.0 Premature separation of placenta with coagula...
        • O45.00 Premature separation of placenta with coagula...
          • O45.001 Premature separation of placenta with coagula...
          • O45.002 Premature separation of placenta with coagula...
          • O45.003 Premature separation of placenta with coagula...
          • O45.009 Premature separation of placenta with coagula...
        • O45.01 Premature separation of placenta with afibrin...
          • O45.011 Premature separation of placenta with afibrin...
          • O45.012 Premature separation of placenta with afibrin...
          • O45.013 Premature separation of placenta with afibrin...
          • O45.019 Premature separation of placenta with afibrin...
        • O45.02 Premature separation of placenta with dissemi...
          • O45.021 Premature separation of placenta with dissemi...
          • O45.022 Premature separation of placenta with dissemi...
          • O45.023 Premature separation of placenta with dissemi...
          • O45.029 Premature separation of placenta with dissemi...
        • O45.09 Premature separation of placenta with other c...
          • O45.091 Premature separation of placenta with other c...
          • O45.092 Premature separation of placenta with other c...
          • O45.093 Premature separation of placenta with other c...
          • O45.099 Premature separation of placenta with other c...
      • O45.8 Other premature separation of placenta
        • O45.8X Other premature separation of placenta
          • O45.8X1 Other premature separation of placenta, first...
          • O45.8X2 Other premature separation of placenta, secon...
          • O45.8X3 Other premature separation of placenta, third...
          • O45.8X9 Other premature separation of placenta, unspe...
      • O45.9 Premature separation of placenta, unspecified...
        • O45.90 Premature separation of placenta, unspecified...
        • O45.91 Premature separation of placenta, unspecified...
        • O45.92 Premature separation of placenta, unspecified...
        • O45.93 Premature separation of placenta, unspecified...
    O45.-
    )
The following code(s) above O46 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:
  • O00-O9A
    2018 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
Code History
Code annotations containing back-references to O46:
ICD-10-CM Codes Adjacent To O46
O45.8X Other premature separation of placenta
O45.8X1 …… first trimester
O45.8X2 …… second trimester
O45.8X3 …… third trimester
O45.8X9 …… unspecified trimester
O45.9 Premature separation of placenta, unspecified
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

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