2021

  1. ICD-10-CM Codes
    2. ›
  2. O00-O9A Pregnancy, childbirth and the puerperium
    3. ›
  3. O94-O9A Other obstetric conditions, not elsewhere classified
    4. ›
  4. O99- Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
    5. ›
  5. 2021 ICD-10-CM Diagnosis Code O99.835

2021 ICD-10-CM Diagnosis Code O99.835

Other infection carrier state complicating the puerperium

    2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
  • O99.835 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM O99.835 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of O99.835 - other international versions of ICD-10 O99.835 may differ.
ICD-10-CM Coding Rules
  • O99.835 is applicable to maternity patients aged 12 - 55 years inclusive.
The following code(s) above O99.835 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 O99.835:
  • O00-O9A
    2021 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
  • O99
    ICD-10-CM Diagnosis Code O99

    Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care
    Type 2 Excludes
    • when the reason for maternal care is that the condition is known or suspected to have affected the fetus (O35-O36)
    Use Additional
    • code to identify specific condition
    Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
  • O99.8
    ICD-10-CM Diagnosis Code O99.8

    Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    Type 2 Excludes
    • genitourinary infections in pregnancy (O23.-)
    • infection of genitourinary tract following delivery (O86.1-O86.4)
    • malignant neoplasm complicating pregnancy, childbirth and the puerperium (O9A.1-)
    • maternal care for known or suspected abnormality of maternal pelvic organs (O34.-)
    • postpartum acute kidney failure (O90.4)
    • traumatic injuries in pregnancy (O9A.2-)
    Use Additional
    • code to identify condition
    Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium
  • O99.83
    ICD-10-CM Diagnosis Code O99.83

    Other infection carrier state complicating pregnancy, childbirth and the puerperium

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Use Additional
    • code to identify the carrier state (Z22.-)
    Other infection carrier state complicating pregnancy, childbirth and the puerperium
ICD-10-CM O99.835 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 769 Postpartum and post abortion diagnoses with o.r. Procedures
  • 776 Postpartum and post abortion diagnoses without o.r. Procedures

Convert O99.835 to ICD-9-CM

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

Diagnosis Index entries containing back-references to O99.835:
  • Puerperal, puerperium (complicated by, complications)
    • infection O86.4
      ICD-10-CM Diagnosis Code O86.4

      Pyrexia of unknown origin following delivery

        2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
      Applicable To
      • Puerperal infection NOS following delivery
      • Puerperal pyrexia NOS following delivery
      Type 2 Excludes
      • pyrexia during labor (O75.2)
      • maternal O98.93
        ICD-10-CM Diagnosis Code O98.93

        Unspecified maternal infectious and parasitic disease complicating the puerperium

          2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
        • carrier state NEC O99.835

ICD-10-CM Codes Adjacent To O99.835
O99.810 Abnormal glucose complicating pregnancy
O99.814 Abnormal glucose complicating childbirth
O99.815 Abnormal glucose complicating the puerperium
O99.82 Streptococcus B carrier state complicating pregnancy, childbirth and the puerperium
O99.820 Streptococcus B carrier state complicating pregnancy
O99.824 Streptococcus B carrier state complicating childbirth
O99.825 Streptococcus B carrier state complicating the puerperium
O99.83 Other infection carrier state complicating pregnancy, childbirth and the puerperium
O99.830 Other infection carrier state complicating pregnancy
O99.834 Other infection carrier state complicating childbirth
O99.835 Other infection carrier state complicating the puerperium
O99.84 Bariatric surgery status complicating pregnancy, childbirth and the puerperium
O99.840 Bariatric surgery status complicating pregnancy, unspecified trimester
O99.841 Bariatric surgery status complicating pregnancy, first trimester
O99.842 Bariatric surgery status complicating pregnancy, second trimester
O99.843 Bariatric surgery status complicating pregnancy, third trimester
O99.844 Bariatric surgery status complicating childbirth
O99.845 Bariatric surgery status complicating the puerperium
O99.89 Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium
O99.891 Other specified diseases and conditions complicating pregnancy
O99.892 Other specified diseases and conditions 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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