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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  • O36.73|

    Maternal care for viable fetus in abdominal pregnancy, third trimester

  • O36.73X0|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, not applicable or unspecified

  • O36.73X1|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, fetus 1

  • O36.73X2|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, fetus 2

  • O36.73X3|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, fetus 3

  • O36.73X4|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, fetus 4

  • O36.73X5|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, fetus 5

  • O36.73X9|

    Maternal care for viable fetus in abdominal pregnancy, third trimester, other fetus

  • O36.8|

    Maternal care for other specified fetal problems

  • O36.80|

    Pregnancy with inconclusive fetal viability

  • O36.80X0|

    Pregnancy with inconclusive fetal viability, not applicable or unspecified

  • O36.80X1|

    Pregnancy with inconclusive fetal viability, fetus 1

  • O36.80X2|

    Pregnancy with inconclusive fetal viability, fetus 2

  • O36.80X3|

    Pregnancy with inconclusive fetal viability, fetus 3

  • O36.80X4|

    Pregnancy with inconclusive fetal viability, fetus 4

  • O36.80X5|

    Pregnancy with inconclusive fetal viability, fetus 5

  • O36.80X9|

    Pregnancy with inconclusive fetal viability, other fetus

  • O36.81|

    Decreased fetal movements

  • O36.812|

    Decreased fetal movements, second trimester

  • O36.8120|

    Decreased fetal movements, second trimester, not applicable or unspecified

  • O36.8121|

    Decreased fetal movements, second trimester, fetus 1

  • O36.8122|

    Decreased fetal movements, second trimester, fetus 2

  • O36.8123|

    Decreased fetal movements, second trimester, fetus 3

  • O36.8124|

    Decreased fetal movements, second trimester, fetus 4

  • O36.8125|

    Decreased fetal movements, second trimester, fetus 5

  • O36.8129|

    Decreased fetal movements, second trimester, other fetus

  • O36.813|

    Decreased fetal movements, third trimester

  • O36.8130|

    Decreased fetal movements, third trimester, not applicable or unspecified

  • O36.8131|

    Decreased fetal movements, third trimester, fetus 1

  • O36.8132|

    Decreased fetal movements, third trimester, fetus 2

  • O36.8133|

    Decreased fetal movements, third trimester, fetus 3

  • O36.8134|

    Decreased fetal movements, third trimester, fetus 4

  • O36.8135|

    Decreased fetal movements, third trimester, fetus 5

  • O36.8139|

    Decreased fetal movements, third trimester, other fetus

  • O36.819|

    Decreased fetal movements, unspecified trimester

  • O36.8190|

    Decreased fetal movements, unspecified trimester, not applicable or unspecified

  • O36.8191|

    Decreased fetal movements, unspecified trimester, fetus 1

  • O36.8192|

    Decreased fetal movements, unspecified trimester, fetus 2

  • O36.8193|

    Decreased fetal movements, unspecified trimester, fetus 3

  • O36.8194|

    Decreased fetal movements, unspecified trimester, fetus 4

  • O36.8195|

    Decreased fetal movements, unspecified trimester, fetus 5

  • O36.8199|

    Decreased fetal movements, unspecified trimester, other fetus

  • O36.82|

    Fetal anemia and thrombocytopenia

  • O36.821|

    Fetal anemia and thrombocytopenia, first trimester

  • O36.8210|

    Fetal anemia and thrombocytopenia, first trimester, not applicable or unspecified

  • O36.8211|

    Fetal anemia and thrombocytopenia, first trimester, fetus 1

  • O36.8212|

    Fetal anemia and thrombocytopenia, first trimester, fetus 2

  • O36.8213|

    Fetal anemia and thrombocytopenia, first trimester, fetus 3

  • O36.8214|

    Fetal anemia and thrombocytopenia, first trimester, fetus 4

  • O36.8215|

    Fetal anemia and thrombocytopenia, first trimester, fetus 5

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