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    v1.0.28
    OpenPayerBilling CodesSupervision of high risk pregnancyICD-10-CM o09-supervision-of-high-risk-pregnancy
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    ICD-10-CM Code For Supervision Of High Risk Pregnancy: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group O09 includes supervision codes for pregnancies identified as high risk because of maternal conditions, fetal conditions, or pregnancy-related complications that require increased monitoring. These ICD-10-CM diagnosis codes are used to document antepartum supervision encounters, capturing clinical complexity, severity of risk factors, and the need for enhanced prenatal care. Accurate coding within the ICD-10-CM O09 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM O09: Supervision Of High Risk Pregnancy Overview

    The codes in this group represent supervision encounters for pregnancies identified as high risk due to maternal or fetal conditions. They target antepartum care and complications affecting pregnancy management across obstetric care. Accurate coding ensures the clinical complexity is documented and supports appropriate reimbursement for higher-acuity prenatal services.

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    When to Use

    Use a code from this group when the encounter is specifically for supervision of a pregnancy designated as high risk because of maternal disease, fetal abnormality, or pregnancy complications requiring heightened surveillance. Do not use these codes for routine prenatal care without documented high-risk indicators or when the visit is for unrelated conditions.

    ICD-10-CM Codes

    64 rows

    ICD-10-CM CodeDescription
    O09.00Supervision of pregnancy with history of infertility, unspecified trimester
    O09.01Supervision of pregnancy with history of infertility, first trimester
    O09.02Supervision of pregnancy with history of infertility, second trimester
    O09.03Supervision of pregnancy with history of infertility, third trimester
    O09.10Supervision of pregnancy with history of ectopic pregnancy, unspecified trimester
    O09.11Supervision of pregnancy with history of ectopic pregnancy, first trimester
    O09.12Supervision of pregnancy with history of ectopic pregnancy, second trimester
    O09.13Supervision of pregnancy with history of ectopic pregnancy, third trimester
    O09.211Supervision of pregnancy with history of pre-term labor, first trimester
    O09.212Supervision of pregnancy with history of pre-term labor, second trimester
    O09.213Supervision of pregnancy with history of pre-term labor, third trimester
    O09.219Supervision of pregnancy with history of pre-term labor, unspecified trimester
    O09.291Supervision of pregnancy with other poor reproductive or obstetric history, first trimester
    O09.292Supervision of pregnancy with other poor reproductive or obstetric history, second trimester
    O09.293Supervision of pregnancy with other poor reproductive or obstetric history, third trimester
    O09.299Supervision of pregnancy with other poor reproductive or obstetric history, unspecified trimester
    O09.30Supervision of pregnancy with insufficient antenatal care, unspecified trimester
    O09.31Supervision of pregnancy with insufficient antenatal care, first trimester
    O09.32Supervision of pregnancy with insufficient antenatal care, second trimester
    O09.33Supervision of pregnancy with insufficient antenatal care, third trimester

    Showing 1–20 of 64

    DRG Codes

    1 rows

    DRG CodeDescription
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    Typical Clinical Scenarios

    • Pregnant patient with a history of preterm delivery presenting for routine prenatal surveillance at 22 weeks gestation; she is asymptomatic but requires more frequent monitoring and planning because of increased risk for recurrent preterm birth, so a supervision code for high‑risk pregnancy is assigned to indicate the ongoing surveillance. Typical codes: O09.211, O09.212
    • Pregnant patient arrives to the emergency department with severe hypertension and evidence of end‑organ effects at 34 weeks gestation; acute management is initiated and the pregnancy is now categorized as high risk requiring inpatient supervision and delivery planning due to maternal instability. Typical codes: O09.611, O09.619
    • Woman with preexisting Type 1 diabetes who is pregnant and receiving multidisciplinary outpatient antenatal care for glycemic control and fetal surveillance throughout gestation; the pregnancy is designated high risk because of the chronic maternal condition affecting pregnancy management. Typical codes: O09.30, O09.31

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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