2020 ICD-10-CM Diagnosis Code O24.419

Gestational diabetes mellitus in pregnancy, unspecified control

    2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years)
  • O24.419 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Gestational diabetes mellitus in pregnancy, unsp control
  • The 2020 edition of ICD-10-CM O24.419 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of O24.419 - other international versions of ICD-10 O24.419 may differ.
ICD-10-CM Coding Rules
  • O24.419 is applicable to maternity patients aged 12 - 55 years inclusive.
The following code(s) above O24.419 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 O24.419:
  • 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
  • O20-O29
    2020 ICD-10-CM Range O20-O29

    Other maternal disorders predominantly related to pregnancy

    Type 2 Excludes
    • maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
    • maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)
    Other maternal disorders predominantly related to pregnancy
  • O24.4
    ICD-10-CM Diagnosis Code O24.4

    Gestational diabetes mellitus

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Diabetes mellitus arising in pregnancy
    • Gestational diabetes mellitus NOS
    Gestational diabetes mellitus
Approximate Synonyms
  • Antepartum diabetes mellitus
  • Gestational diabetes (diabetes of pregnancy)
  • Gestational diabetes mellitus complicating pregnancy
  • Gestational diabetes mellitus in pregnancy
ICD-10-CM O24.419 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 817 Other antepartum diagnoses with o.r. Procedure with mcc
  • 818 Other antepartum diagnoses with o.r. Procedure with cc
  • 819 Other antepartum diagnoses with o.r. Procedure without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedure with mcc
  • 832 Other antepartum diagnoses without o.r. Procedure with cc
  • 833 Other antepartum diagnoses without o.r. Procedure without cc/mcc

Convert O24.419 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

Diagnosis Index entries containing back-references to O24.419:
  • Diabetes, diabetic (mellitus) (sugar) E11.9
    ICD-10-CM Diagnosis Code E11.9

    Type 2 diabetes mellitus without complications

      2016 2017 2018 2019 2020 Billable/Specific Code Questionable As Admission Dx

ICD-10-CM Codes Adjacent To O24.419
O24.312 …… second trimester
O24.313 …… third trimester
O24.319 …… unspecified trimester
O24.32 Unspecified pre-existing diabetes mellitus in childbirth
O24.33 Unspecified pre-existing diabetes mellitus in the puerperium
O24.4 Gestational diabetes mellitus
O24.41 Gestational diabetes mellitus in pregnancy
O24.410 …… diet controlled
O24.414 …… insulin controlled
O24.415 …… controlled by oral hypoglycemic drugs
O24.419 …… unspecified control
O24.42 Gestational diabetes mellitus in childbirth
O24.420 …… diet controlled
O24.424 …… insulin controlled
O24.425 …… controlled by oral hypoglycemic drugs
O24.429 …… unspecified control
O24.43 Gestational diabetes mellitus in the puerperium
O24.430 …… diet controlled
O24.434 …… insulin controlled
O24.435 Gestational diabetes mellitus in puerperium, controlled by oral hypoglycemic drugs
O24.439 …… unspecified control

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