O24.4
Header — not billableGestational diabetes mellitus
The ICD-10 code for gestational diabetes mellitus is O24.4.
O24.4 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Diabetes mellitus arising in pregnancy
- Gestational diabetes mellitus NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O24.0Pre-existing type 1 diabetes mellitus, in pregnancy, childbirth and the puerperiumnon-billable header
- O24.1Pre-existing type 2 diabetes mellitus, in pregnancy, childbirth and the puerperiumnon-billable header
- O24.3Unspecified pre-existing diabetes mellitus in pregnancy, childbirth and the puerperiumnon-billable header
- O24.8Other pre-existing diabetes mellitus in pregnancy, childbirth, and the puerperiumnon-billable header
- O24.9Unspecified diabetes mellitus in pregnancy, childbirth and the puerperiumnon-billable header
- O24.4Gestational diabetes mellitusnon-billable header