O24.119 vs O30
O24.119 (Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified trimester) compared with O30 (Multiple gestation), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. O24.119 carries an Excludes2 note covering O30: “maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| O24.119Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified trimester | O30Multiple gestation | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified trimester is a billable ICD-10-CM diagnosis code (O24.119). | Multiple gestation is a non-billable ICD-10-CM category code (O30). |
| Use additional code | code (for): from category E11 to further identify any manifestations injectable non-insulin antidiabetic drugs (Z79.85) | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources