All ICD10 Codes
Chapter 15

O00–O9A: Pregnancy, Childbirth and the Puerperium

Pregnancy, Childbirth and the Puerperium diagnostic classification updated for 2026.

Chapter Instructions

Excludes1(Not coded here. Use a different code.)
  • supervision of normal pregnancy (Z34.-)
Excludes2(Not included here. Code separately if applicable.)
  • 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
  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
All CodesBillable Only
Internal Codes
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  • O30.099|

    Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester

  • O30.1|

    Triplet pregnancy

  • O30.10|

    Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs

  • O30.101|

    Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester

  • O30.102|

    Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester

  • O30.103|

    Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester

  • O30.109|

    Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester

  • O30.11|

    Triplet pregnancy with two or more monochorionic fetuses

  • O30.111|

    Triplet pregnancy with two or more monochorionic fetuses, first trimester

  • O30.112|

    Triplet pregnancy with two or more monochorionic fetuses, second trimester

  • O30.113|

    Triplet pregnancy with two or more monochorionic fetuses, third trimester

  • O30.119|

    Triplet pregnancy with two or more monochorionic fetuses, unspecified trimester

  • O30.12|

    Triplet pregnancy with two or more monoamniotic fetuses

  • O30.121|

    Triplet pregnancy with two or more monoamniotic fetuses, first trimester

  • O30.122|

    Triplet pregnancy with two or more monoamniotic fetuses, second trimester

  • O30.123|

    Triplet pregnancy with two or more monoamniotic fetuses, third trimester

  • O30.129|

    Triplet pregnancy with two or more monoamniotic fetuses, unspecified trimester

  • O30.13|

    Triplet pregnancy, trichorionic/triamniotic

  • O30.131|

    Triplet pregnancy, trichorionic/triamniotic, first trimester

  • O30.132|

    Triplet pregnancy, trichorionic/triamniotic, second trimester

  • O30.133|

    Triplet pregnancy, trichorionic/triamniotic, third trimester

  • O30.139|

    Triplet pregnancy, trichorionic/triamniotic, unspecified trimester

  • O30.19|

    Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs

  • O30.191|

    Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester

  • O30.192|

    Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester

  • O30.193|

    Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester

  • O30.199|

    Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester

  • O30.2|

    Quadruplet pregnancy

  • O30.20|

    Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs

  • O30.201|

    Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester

  • O30.202|

    Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester

  • O30.203|

    Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester

  • O30.209|

    Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester

  • O30.21|

    Quadruplet pregnancy with two or more monochorionic fetuses

  • O30.211|

    Quadruplet pregnancy with two or more monochorionic fetuses, first trimester

  • O30.212|

    Quadruplet pregnancy with two or more monochorionic fetuses, second trimester

  • O30.213|

    Quadruplet pregnancy with two or more monochorionic fetuses, third trimester

  • O30.219|

    Quadruplet pregnancy with two or more monochorionic fetuses, unspecified trimester

  • O30.22|

    Quadruplet pregnancy with two or more monoamniotic fetuses

  • O30.221|

    Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester

  • O30.222|

    Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester

  • O30.223|

    Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester

  • O30.229|

    Quadruplet pregnancy with two or more monoamniotic fetuses, unspecified trimester

  • O30.23|

    Quadruplet pregnancy, quadrachorionic/quadra-amniotic

  • O30.231|

    Quadruplet pregnancy, quadrachorionic/quadra-amniotic, first trimester

  • O30.232|

    Quadruplet pregnancy, quadrachorionic/quadra-amniotic, second trimester

  • O30.233|

    Quadruplet pregnancy, quadrachorionic/quadra-amniotic, third trimester

  • O30.239|

    Quadruplet pregnancy, quadrachorionic/quadra-amniotic, unspecified trimester

  • O30.29|

    Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs

  • O30.291|

    Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester

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