2020 ICD-10-CM Diagnosis Code O09.9

Supervision of high risk pregnancy, unspecified

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • O09.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM O09.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of O09.9 - other international versions of ICD-10 O09.9 may differ.
The following code(s) above O09.9 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 O09.9:
  • O00-O9A
    2020 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
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change

Diagnosis Index entries containing back-references to O09.9:
  • Observation (following) (for) (without need for further medical care) Z04.9
    ICD-10-CM Diagnosis Code Z04.9

    Encounter for examination and observation for unspecified reason

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Encounter for observation NOS
    • pregnancy (normal) (without complication) Z34.9-
      ICD-10-CM Diagnosis Code Z34.9-

      Encounter for supervision of normal pregnancy, unspecified

        2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
      • high risk O09.9-
  • Pregnancy (single) (uterine) - see also Delivery and Puerperal

ICD-10-CM Codes Adjacent To O09.9
O09.82 Supervision of pregnancy with history of in utero procedure during previous pregnancy
O09.821 …… first trimester
O09.822 …… second trimester
O09.823 …… third trimester
O09.829 …… unspecified trimester
O09.89 Supervision of other high risk pregnancies
O09.891 …… first trimester
O09.892 …… second trimester
O09.893 …… third trimester
O09.899 …… unspecified trimester
O09.9 Supervision of high risk pregnancy, unspecified
O09.90 …… unspecified trimester
O09.91 …… first trimester
O09.92 …… second trimester
O09.93 …… third trimester
O10 Pre-existing hypertension complicating pregnancy, childbirth and the puerperium
O10.0 Pre-existing essential hypertension complicating pregnancy, childbirth and the puerperium
O10.01 Pre-existing essential hypertension complicating pregnancy,
O10.011 …… first trimester
O10.012 …… second trimester
O10.013 …… third trimester

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