2018/2019 ICD-10-CM Diagnosis Code O24.019

Pre-existing type 1 diabetes mellitus, in pregnancy, unspecified trimester

ICD-10-CM Coding Rules
The following code(s) above O24.019 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 O24.019:
  • O00-O9A
    2019 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
    2019 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
  • O24.0
    ICD-10-CM Diagnosis Code O24.0

    Pre-existing type 1 diabetes mellitus, in pregnancy, childbirth and the puerperium

      2016 2017 - Revised Code 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Juvenile onset diabetes mellitus, in pregnancy, childbirth and the puerperium
    • Ketosis-prone diabetes mellitus in pregnancy, childbirth and the puerperium
    Use Additional
    • code from category E10 to further identify any manifestations
    Pre-existing type 1 diabetes mellitus, in pregnancy, childbirth and the puerperium
ICD-10-CM O24.019 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):

Convert O24.019 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To O24.019
O23.90 …… unspecified trimester
O23.91 …… first trimester
O23.92 …… second trimester
O23.93 …… third trimester
O24 Diabetes mellitus in pregnancy, childbirth, and the puerperium
O24.0 Pre-existing type 1 diabetes mellitus, in pregnancy, childbirth and the puerperium
O24.01 Pre-existing type 1 diabetes mellitus, in pregnancy
O24.011 …… first trimester
O24.012 …… second trimester
O24.013 …… third trimester
O24.019 …… unspecified trimester
O24.02 Pre-existing type 1 diabetes mellitus, in childbirth
O24.03 Pre-existing type 1 diabetes mellitus, in the puerperium
O24.1 Pre-existing type 2 diabetes mellitus, in pregnancy, childbirth and the puerperium
O24.11 Pre-existing type 2 diabetes mellitus, in pregnancy
O24.111 …… first trimester
O24.112 …… second trimester
O24.113 …… third trimester
O24.119 …… unspecified trimester
O24.12 Pre-existing type 2 diabetes mellitus, in childbirth
O24.13 Pre-existing type 2 diabetes mellitus, in the puerperium

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