2023

  1. ICD-10-CM Codes
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  2. O00-O9A
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  3. O10-O16
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  4. O14-
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  5. 2023 ICD-10-CM Diagnosis Code O14.1

2023 ICD-10-CM Diagnosis Code O14.1

Severe pre-eclampsia

    2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
  • O14.1 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2023 edition of ICD-10-CM O14.1 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of O14.1 - other international versions of ICD-10 O14.1 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as O14.1. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • HELLP syndrome (
    ICD-10-CM Diagnosis Code O14.2

    HELLP syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Applicable To
    • Severe pre-eclampsia with hemolysis, elevated liver enzymes and low platelet count (HELLP)
    O14.2-
    )
The following code(s) above O14.1 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 O14.1:
  • O00-O9A
    2023 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
  • O14
    ICD-10-CM Diagnosis Code O14

    Pre-eclampsia

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • pre-existing hypertension with pre-eclampsia (O11)
    Pre-eclampsia
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
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to O14.1:
  • Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
    ICD-10-CM Diagnosis Code I10

    Essential (primary) hypertension

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
    Includes
    • high blood pressure
    • hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic)
    Type 1 Excludes
    • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
    Type 2 Excludes
    • essential (primary) hypertension involving vessels of brain (I60-I69)
    • essential (primary) hypertension involving vessels of eye (H35.0-)
  • Pre-eclampsia O14.9-
    ICD-10-CM Diagnosis Code O14.9-

    Unspecified pre-eclampsia

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
  • Pregnancy (single) (uterine) Z33.1
    - see also Delivery and Puerperal
    ICD-10-CM Diagnosis Code Z33.1

    Pregnant state, incidental

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
    Applicable To
    • Pregnancy NOS
    • Pregnant state NOS
    Type 1 Excludes
    • complications of pregnancy (O00-O9A)
    • pregnant state, gestational carrier (Z33.3)
    • complicated by (care of) (management affected by)
      • pre-eclampsia O14.9-
        ICD-10-CM Diagnosis Code O14.9-

        Unspecified pre-eclampsia

          2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code

ICD-10-CM Codes Adjacent To O14.1
O13.4 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating childbirth
O13.5 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating the puerperium
O13.9 Gestational [pregnancy-induced] hypertension without significant proteinuria, unspecified trimester
O14 Pre-eclampsia
O14.0 Mild to moderate pre-eclampsia
O14.00 …… unspecified trimester
O14.02 …… second trimester
O14.03 …… third trimester
O14.04 …… complicating childbirth
O14.05 …… complicating the puerperium
O14.1 Severe pre-eclampsia
O14.10 …… unspecified trimester
O14.12 …… second trimester
O14.13 …… third trimester
O14.14 …… complicating childbirth
O14.15 …… complicating the puerperium
O14.2 HELLP syndrome
O14.20 …… (HELLP), unspecified trimester
O14.22 …… (HELLP), second trimester
O14.23 …… (HELLP), third trimester
O14.24 …… complicating childbirth

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

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