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O24.1 - Pre-existing diabetes mellitus, type 2, in pregnancy, childbirth and the puerperium


The ICD 10 Code for Pre-existing diabetes mellitus, type 2, in pregnancy, childbirth and the puerperium is listed as O24.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: O24.1
Description: Pre-existing diabetes mellitus, type 2, in pregnancy, childbirth and the puerperium
  • Insulin-resistant diabetes mellitus in pregnancy, childbirth and the puerperium
  • Use additional code (for):
  • from category E11 to further identify any manifestations
  • long-term (current) use of insulin (Z79.4)
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Other maternal disorders predominantly related to pregnancy (O20-O29)
Parent O24 - Diabetes mellitus in pregnancy, childbirth, and the puerperium
ICD-10-CM Children (deeper level / typically more specific) of O24.1:
O24.11 - Pre-existing diabetes mellitus, type 2, in pregnancy
O24.12 - Pre-existing diabetes mellitus, type 2, in childbirth
O24.13 - Pre-existing diabetes mellitus, type 2, in the puerperium
ICD-10-CM Siblings (same level / similar specificity) of O24.1:
O24.0 - Pre-existing diabetes mellitus, type 1, in pregnancy, childbirth and the puerperium
O24.3 - Unspecified pre-existing diabetes mellitus in pregnancy, childbirth and the puerperium
O24.4 - Gestational diabetes mellitus
O24.8 - Other pre-existing diabetes mellitus in pregnancy, childbirth, and the puerperium
O24.9 - Unspecified diabetes mellitus in pregnancy, childbirth and the puerperium