2023

  1. ICD-10-CM Codes
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  2. O00-O9A
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  3. O30-O48
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  4. O36-
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  5. 2023 ICD-10-CM Diagnosis Code O36.1990

2023 ICD-10-CM Diagnosis Code O36.1990

Maternal care for other isoimmunization, unspecified trimester, not applicable or unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
  • O36.1990 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Maternal care for oth isoimmunization, unsp trimester, unsp
  • The 2023 edition of ICD-10-CM O36.1990 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of O36.1990 - other international versions of ICD-10 O36.1990 may differ.
ICD-10-CM Coding Rules
  • O36.1990 is applicable to maternity patients aged 12 - 55 years inclusive.
  • O36.1990 is applicable to female patients.
The following code(s) above O36.1990 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 O36.1990:
  • 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
  • O36
    ICD-10-CM Diagnosis Code O36

    Maternal care for other fetal problems

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Includes
    • the listed conditions in the fetus as a reason for hospitalization or other obstetric care of the mother, or for termination of pregnancy
    Type 1 Excludes
    • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
    • placental transfusion syndromes (O43.0-)
    Type 2 Excludes
    • labor and delivery complicated by fetal stress (O77.-)
    Maternal care for other fetal problems
  • O36.1
    ICD-10-CM Diagnosis Code O36.1

    Maternal care for other isoimmunization

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Applicable To
    • Maternal care for ABO isoimmunization
    Maternal care for other isoimmunization
  • O36.19
    ICD-10-CM Diagnosis Code O36.19

    Maternal care for other isoimmunization

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Applicable To
    • Maternal care for Anti-B sensitization
    Maternal care for other isoimmunization
Approximate Synonyms
  • Isoimmunization from irregular blood group incompatibility
  • Isoimmunization from non abo non rh blood incompatible
  • Isoimmunization from non-abo, non-rh blood-group incompatibility affecting pregnancy
  • Isoimmunization irregular blood group incompatibility
ICD-10-CM O36.1990 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

Convert O36.1990 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
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
ICD-10-CM Codes Adjacent To O36.1990
O36.1929 …… other fetus
O36.193 Maternal care for other isoimmunization, third trimester
O36.1930 …… not applicable or unspecified
O36.1931 …… fetus 1
O36.1932 …… fetus 2
O36.1933 …… fetus 3
O36.1934 …… fetus 4
O36.1935 …… fetus 5
O36.1939 …… other fetus
O36.199 Maternal care for other isoimmunization, unspecified trimester
O36.1990 …… not applicable or unspecified
O36.1991 …… fetus 1
O36.1992 …… fetus 2
O36.1993 …… fetus 3
O36.1994 …… fetus 4
O36.1995 …… fetus 5
O36.1999 …… other fetus
O36.2 Maternal care for hydrops fetalis
O36.20 Maternal care for hydrops fetalis, unspecified trimester
O36.20X0 …… not applicable or unspecified
O36.20X1 …… fetus 1

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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