O98.91
O98.91: Unspecified maternal infectious and parasitic disease complicating pregnancy
Non-billable headerICD-10-CM
O98.91 is a non-billable header ICD-10-CM code for unspecified maternal infectious and parasitic disease complicating pregnancy. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes2 inherited from the categories above O98.91
Not part of this code, but both may be coded when both are present.
Written on O98: Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead O98.91
4 child codes. Green means billable.
- O98.911Unspecified maternal infectious and parasitic disease complicating pregnancy, first trimester
- O98.912Unspecified maternal infectious and parasitic disease complicating pregnancy, second trimester
- O98.913Unspecified maternal infectious and parasitic disease complicating pregnancy, third trimester
- O98.919Unspecified maternal infectious and parasitic disease complicating pregnancy, unspecified trimester