ICD-10 CM code sequence for gestational diabetes:
DM code first followed by the appropriate pregnancy code
Explanation:
The ICD-10 CM code for gestational diabetes is O24.419
The first three characters of the code- O24 denotes gestational diabetes mellitus (GDM)
The fifth character refers to the stage when GDM occurred. the code 0.24.4 denotes GDM in pregnancy
The trimester is mentioned next
The last character denotes control of diabetes
So the complete ICD-10 CM code for gestational diabetes is: O24.419 which stands for gestational diabetes mellitus, in pregnancy, unspecified control
