2023 ICD-10-CM Diagnosis Code O34.22

Maternal care for cesarean scar defect (isthmocele)

    2021 - New Code 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
  • O34.22 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM O34.22 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of O34.22 - other international versions of ICD-10 O34.22 may differ.
ICD-10-CM Coding Rules
  • O34.22 is applicable to maternity patients aged 12 - 55 years inclusive.
  • O34.22 is applicable to female patients.
The following code(s) above O34.22 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 O34.22:
  • 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
  • O34
    ICD-10-CM Diagnosis Code O34

    Maternal care for abnormality of pelvic organs

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Code First
    • any associated obstructed labor (O65.5)
    Includes
    • the listed conditions as a reason for hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
    Use Additional
    • code for specific condition
    Maternal care for abnormality of pelvic organs
ICD-10-CM O34.22 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 817 Other antepartum diagnoses with o.r. Procedures with mcc
  • 818 Other antepartum diagnoses with o.r. Procedures with cc
  • 819 Other antepartum diagnoses with o.r. Procedures without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedures with mcc
  • 832 Other antepartum diagnoses without o.r. Procedures with cc
  • 833 Other antepartum diagnoses without o.r. Procedures without cc/mcc
Code History
  • 2021 (effective 10/1/2020): New code
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
Code annotations containing back-references to O34.22:
  • Type 1 Excludes: N85.A
    ICD-10-CM Diagnosis Code N85.A

    Isthmocele

      2023 - New Code Billable/Specific Code
    Applicable To
    • Isthmocele (non-pregnant state)
    Code Also
    • any associated conditions such as:
    • abnormal uterine and vaginal bleeding, unspecified (N93.9)
    • female infertility of uterine origin (N97.2)
    • pelvic and perineal pain (R10.2)
    Type 1 Excludes
    • maternal care for cesarean scar defect (isthmocele) (O34.22)

Diagnosis Index entries containing back-references to O34.22:
  • Cesarean delivery, previous, affecting management of pregnancy O34.219
    ICD-10-CM Diagnosis Code O34.219

    Maternal care for unspecified type scar from previous cesarean delivery

      2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
    • isthmocele (non-pregnant state) N85.A
      ICD-10-CM Diagnosis Code N85.A

      Isthmocele

        2023 - New Code Billable/Specific Code
      Applicable To
      • Isthmocele (non-pregnant state)
      Code Also
      • any associated conditions such as:
      • abnormal uterine and vaginal bleeding, unspecified (N93.9)
      • female infertility of uterine origin (N97.2)
      • pelvic and perineal pain (R10.2)
      Type 1 Excludes
      • maternal care for cesarean scar defect (isthmocele) (O34.22)
      • maternal care for O34.22
    • scar
      • defect (non-pregnant state) N85.A
        ICD-10-CM Diagnosis Code N85.A

        Isthmocele

          2023 - New Code Billable/Specific Code
        Applicable To
        • Isthmocele (non-pregnant state)
        Code Also
        • any associated conditions such as:
        • abnormal uterine and vaginal bleeding, unspecified (N93.9)
        • female infertility of uterine origin (N97.2)
        • pelvic and perineal pain (R10.2)
        Type 1 Excludes
        • maternal care for cesarean scar defect (isthmocele) (O34.22)
        • maternal care for O34.22
  • Delivery (childbirth) (labor)
    • cesarean (for)
      • previous
        • cesarean delivery O34.219
          ICD-10-CM Diagnosis Code O34.219

          Maternal care for unspecified type scar from previous cesarean delivery

            2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
          • scar
            • defect O34.22 (isthmocele)
          • isthmocele O34.22
      • scar(s)
        • cesarean delivery O34.219
          ICD-10-CM Diagnosis Code O34.219

          Maternal care for unspecified type scar from previous cesarean delivery

            2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
          • scar
            • defect O34.22 (isthmocele)
          • isthmocele O34.22
        • defect O34.22 (isthmocele)
      • isthmocele O34.22
    • vaginal, following previous cesarean delivery O34.219
      ICD-10-CM Diagnosis Code O34.219

      Maternal care for unspecified type scar from previous cesarean delivery

        2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
      • scar
        • defect O34.22 (isthmocele)
  • 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)
      • cesarean scar defect O34.22 (isthmocele)
  • Scar, scarring L90.5
    - see also Cicatrix
    ICD-10-CM Diagnosis Code L90.5

    Scar conditions and fibrosis of skin

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Adherent scar (skin)
    • Cicatrix
    • Disfigurement of skin due to scar
    • Fibrosis of skin NOS
    • Scar NOS
    Type 2 Excludes
    • defect O34.22 (isthmocele)

ICD-10-CM Codes Adjacent To O34.22
O34.10 …… unspecified trimester
O34.11 …… first trimester
O34.12 …… second trimester
O34.13 …… third trimester
O34.2 Maternal care due to uterine scar from previous surgery
O34.21 Maternal care for scar from previous cesarean delivery
O34.211 Maternal care for low transverse scar from previous cesarean delivery
O34.212 Maternal care for vertical scar from previous cesarean delivery
O34.218 Maternal care for other type scar from previous cesarean delivery
O34.219 Maternal care for unspecified type scar from previous cesarean delivery
O34.22 Maternal care for cesarean scar defect (isthmocele)
O34.29 Maternal care due to uterine scar from other previous surgery
O34.3 Maternal care for cervical incompetence
O34.30 …… unspecified trimester
O34.31 …… first trimester
O34.32 …… second trimester
O34.33 …… third trimester
O34.4 Maternal care for other abnormalities of cervix
O34.40 …… unspecified trimester
O34.41 …… first trimester
O34.42 …… second trimester

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