1. O09 Supervision of high risk pregnancy

    1. O09.0 Supervision of pregnancy with history of infertility

      1. O09.00 Supervision of pregnancy with history of infertility, unspecified trimester

      2. O09.01 Supervision of pregnancy with history of infertility, first trimester

      3. O09.02 Supervision of pregnancy with history of infertility, second trimester

      4. O09.03 Supervision of pregnancy with history of infertility, third trimester

    2. O09.1 Supervision of pregnancy with history of ectopic pregnancy

      1. O09.10 Supervision of pregnancy with history of ectopic pregnancy, unspecified trimester

      2. O09.11 Supervision of pregnancy with history of ectopic pregnancy, first trimester

      3. O09.12 Supervision of pregnancy with history of ectopic pregnancy, second trimester

      4. O09.13 Supervision of pregnancy with history of ectopic pregnancy, third trimester

    3. O09.2 Supervision of pregnancy with other poor reproductive or obstetric history

      1. O09.21 Supervision of pregnancy with history of pre-term labor

        • O09.211 Supervision of pregnancy with history of pre-term labor, first trimester
        • O09.212 Supervision of pregnancy with history of pre-term labor, second trimester
        • O09.213 Supervision of pregnancy with history of pre-term labor, third trimester
        • O09.219 Supervision of pregnancy with history of pre-term labor, unspecified trimester
      2. O09.29 Supervision of pregnancy with other poor reproductive or obstetric history

        Inclusion term(s):

        • Supervision of pregnancy with history of neonatal death
        • Supervision of pregnancy with history of stillbirth
        • O09.291 Supervision of pregnancy with other poor reproductive or obstetric history, first trimester
        • O09.292 Supervision of pregnancy with other poor reproductive or obstetric history, second trimester
        • O09.293 Supervision of pregnancy with other poor reproductive or obstetric history, third trimester
        • O09.299 Supervision of pregnancy with other poor reproductive or obstetric history, unspecified trimester
    4. O09.3 Supervision of pregnancy with insufficient antenatal care

      Inclusion term(s):

      • Supervision of concealed pregnancy
      • Supervision of hidden pregnancy
      1. O09.30 Supervision of pregnancy with insufficient antenatal care, unspecified trimester

      2. O09.31 Supervision of pregnancy with insufficient antenatal care, first trimester

      3. O09.32 Supervision of pregnancy with insufficient antenatal care, second trimester

      4. O09.33 Supervision of pregnancy with insufficient antenatal care, third trimester

    5. O09.4 Supervision of pregnancy with grand multiparity

      1. O09.40 Supervision of pregnancy with grand multiparity, unspecified trimester

      2. O09.41 Supervision of pregnancy with grand multiparity, first trimester

      3. O09.42 Supervision of pregnancy with grand multiparity, second trimester

      4. O09.43 Supervision of pregnancy with grand multiparity, third trimester

    6. O09.5 Supervision of elderly primigravida and multigravida

      Inclusion term(s):

      • Pregnancy for a female 35 years and older at expected date of delivery
      1. O09.51 Supervision of elderly primigravida

        • O09.511 Supervision of elderly primigravida, first trimester
        • O09.512 Supervision of elderly primigravida, second trimester
        • O09.513 Supervision of elderly primigravida, third trimester
        • O09.519 Supervision of elderly primigravida, unspecified trimester
      2. O09.52 Supervision of elderly multigravida

        • O09.521 Supervision of elderly multigravida, first trimester
        • O09.522 Supervision of elderly multigravida, second trimester
        • O09.523 Supervision of elderly multigravida, third trimester
        • O09.529 Supervision of elderly multigravida, unspecified trimester
    7. O09.6 Supervision of young primigravida and multigravida

      Inclusion term(s):

      • Supervision of pregnancy for a female less than 16 years old at expected date of delivery
      1. O09.61 Supervision of young primigravida

        • O09.611 Supervision of young primigravida, first trimester
        • O09.612 Supervision of young primigravida, second trimester
        • O09.613 Supervision of young primigravida, third trimester
        • O09.619 Supervision of young primigravida, unspecified trimester
      2. O09.62 Supervision of young multigravida

        • O09.621 Supervision of young multigravida, first trimester
        • O09.622 Supervision of young multigravida, second trimester
        • O09.623 Supervision of young multigravida, third trimester
        • O09.629 Supervision of young multigravida, unspecified trimester
    8. O09.7 Supervision of high risk pregnancy due to social problems

      1. O09.70 Supervision of high risk pregnancy due to social problems, unspecified trimester

      2. O09.71 Supervision of high risk pregnancy due to social problems, first trimester

      3. O09.72 Supervision of high risk pregnancy due to social problems, second trimester

      4. O09.73 Supervision of high risk pregnancy due to social problems, third trimester

    9. O09.8 Supervision of other high risk pregnancies

      1. O09.81 Supervision of pregnancy resulting from assisted reproductive technology

        Inclusion term(s):

        • Supervision of pregnancy resulting from in-vitro fertilization
        • O09.811 Supervision of pregnancy resulting from assisted reproductive technology, first trimester
        • O09.812 Supervision of pregnancy resulting from assisted reproductive technology, second trimester
        • O09.813 Supervision of pregnancy resulting from assisted reproductive technology, third trimester
        • O09.819 Supervision of pregnancy resulting from assisted reproductive technology, unspecified trimester
      2. O09.82 Supervision of pregnancy with history of in utero procedure during previous pregnancy

        • O09.821 Supervision of pregnancy with history of in utero procedure during previous pregnancy, first trimester
        • O09.822 Supervision of pregnancy with history of in utero procedure during previous pregnancy, second trimester
        • O09.823 Supervision of pregnancy with history of in utero procedure during previous pregnancy, third trimester
        • O09.829 Supervision of pregnancy with history of in utero procedure during previous pregnancy, unspecified trimester
      3. O09.89 Supervision of other high risk pregnancies

        • O09.891 Supervision of other high risk pregnancies, first trimester
        • O09.892 Supervision of other high risk pregnancies, second trimester
        • O09.893 Supervision of other high risk pregnancies, third trimester
        • O09.899 Supervision of other high risk pregnancies, unspecified trimester
    10. O09.9 Supervision of high risk pregnancy, unspecified

      1. O09.90 Supervision of high risk pregnancy, unspecified, unspecified trimester

      2. O09.91 Supervision of high risk pregnancy, unspecified, first trimester

      3. O09.92 Supervision of high risk pregnancy, unspecified, second trimester

      4. O09.93 Supervision of high risk pregnancy, unspecified, third trimester

    11. O09.A Supervision of pregnancy with history of molar pregnancy

      1. O09.A0 Supervision of pregnancy with history of molar pregnancy, unspecified trimester

      2. O09.A1 Supervision of pregnancy with history of molar pregnancy, first trimester

      3. O09.A2 Supervision of pregnancy with history of molar pregnancy, second trimester

      4. O09.A3 Supervision of pregnancy with history of molar pregnancy, third trimester

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.