O98.91 Unspecified maternal infectious and parasitic disease complicating pregnancy

Non-billable header with 4 child codes.

Applies from O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

Includes

• the listed conditions when complicating the pregnant state, when aggravated by the pregnancy, or as a reason for obstetric care

Excludes2 (not included here)

• herpes gestationis (O26.4-)
• infectious carrier state (O99.82-, O99.83-)
• obstetrical tetanus (A34)
• puerperal infection (O86.-)
• puerperal sepsis (O85)
• when the reason for maternal care is that the disease is known or suspected to have affected the fetus (O35-O36)

Use additional code

• code (Chapter 1), to identify specific infectious or parasitic disease

Codes under O98.91

• O98.911 Unspecified maternal infectious and parasitic disease complicating pregnancy, first trimester
• O98.912 Unspecified maternal infectious and parasitic disease complicating pregnancy, second trimester
• O98.913 Unspecified maternal infectious and parasitic disease complicating pregnancy, third trimester
• O98.919 Unspecified maternal infectious and parasitic disease complicating pregnancy, unspecified trimester

Diagnosis Index entries for O98.91

• Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › infection (s)
• Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › infection (s) › parasitic disease

Nearby codes

• O98.813 Other maternal infectious and parasitic diseases complicating pregnancy, third trimester
• O98.819 Other maternal infectious and parasitic diseases complicating pregnancy, unspecified trimester
• O98.82 Other maternal infectious and parasitic diseases complicating childbirth
• O98.83 Other maternal infectious and parasitic diseases complicating the puerperium
• O98.9 Unspecified maternal infectious and parasitic disease complicating pregnancy, childbirth and the puerperium
• O98.91 Unspecified maternal infectious and parasitic disease complicating pregnancy (this code)
• O98.911 Unspecified maternal infectious and parasitic disease complicating pregnancy, first trimester
• O98.912 Unspecified maternal infectious and parasitic disease complicating pregnancy, second trimester
• O98.913 Unspecified maternal infectious and parasitic disease complicating pregnancy, third trimester
• O98.919 Unspecified maternal infectious and parasitic disease complicating pregnancy, unspecified trimester
• O98.92 Unspecified maternal infectious and parasitic disease complicating childbirth