ICD-10-CM category
O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
O98 is a category, not a billable code. Report one of the 60 complete codes below.
O98.0…
6 codes
- O98.011Tuberculosis complicating pregnancy, first trimester
- O98.012Tuberculosis complicating pregnancy, second trimester
- O98.013Tuberculosis complicating pregnancy, third trimester
- O98.019Tuberculosis complicating pregnancy, unspecified trimester
- O98.02Tuberculosis complicating childbirth
- O98.03Tuberculosis complicating the puerperium
O98.1…
6 codes
- O98.111Syphilis complicating pregnancy, first trimester
- O98.112Syphilis complicating pregnancy, second trimester
- O98.113Syphilis complicating pregnancy, third trimester
- O98.119Syphilis complicating pregnancy, unspecified trimester
- O98.12Syphilis complicating childbirth
- O98.13Syphilis complicating the puerperium
O98.2…
6 codes
- O98.211Gonorrhea complicating pregnancy, first trimester
- O98.212Gonorrhea complicating pregnancy, second trimester
- O98.213Gonorrhea complicating pregnancy, third trimester
- O98.219Gonorrhea complicating pregnancy, unspecified trimester
- O98.22Gonorrhea complicating childbirth
- O98.23Gonorrhea complicating the puerperium
O98.3…
6 codes
- O98.311Other infections with a predominantly sexual mode of transmission complicating pregnancy, first trimester
- O98.312Other infections with a predominantly sexual mode of transmission complicating pregnancy, second trimester
- O98.313Other infections with a predominantly sexual mode of transmission complicating pregnancy, third trimester
- O98.319Other infections with a predominantly sexual mode of transmission complicating pregnancy, unspecified trimester
- O98.32Other infections with a predominantly sexual mode of transmission complicating childbirth
- O98.33Other infections with a predominantly sexual mode of transmission complicating the puerperium
O98.4…
6 codes
- O98.411Viral hepatitis complicating pregnancy, first trimester
- O98.412Viral hepatitis complicating pregnancy, second trimester
- O98.413Viral hepatitis complicating pregnancy, third trimester
- O98.419Viral hepatitis complicating pregnancy, unspecified trimester
- O98.42Viral hepatitis complicating childbirth
- O98.43Viral hepatitis complicating the puerperium
O98.5…
6 codes
- O98.511Other viral diseases complicating pregnancy, first trimester
- O98.512Other viral diseases complicating pregnancy, second trimester
- O98.513Other viral diseases complicating pregnancy, third trimester
- O98.519Other viral diseases complicating pregnancy, unspecified trimester
- O98.52Other viral diseases complicating childbirth
- O98.53Other viral diseases complicating the puerperium
O98.6…
6 codes
- O98.611Protozoal diseases complicating pregnancy, first trimester
- O98.612Protozoal diseases complicating pregnancy, second trimester
- O98.613Protozoal diseases complicating pregnancy, third trimester
- O98.619Protozoal diseases complicating pregnancy, unspecified trimester
- O98.62Protozoal diseases complicating childbirth
- O98.63Protozoal diseases complicating the puerperium
O98.7…
6 codes
- O98.711Human immunodeficiency virus [HIV] disease complicating pregnancy, first trimester
- O98.712Human immunodeficiency virus [HIV] disease complicating pregnancy, second trimester
- O98.713Human immunodeficiency virus [HIV] disease complicating pregnancy, third trimester
- O98.719Human immunodeficiency virus [HIV] disease complicating pregnancy, unspecified trimester
- O98.72Human immunodeficiency virus [HIV] disease complicating childbirth
- O98.73Human immunodeficiency virus [HIV] disease complicating the puerperium
O98.8…
6 codes
- O98.811Other maternal infectious and parasitic diseases complicating pregnancy, first trimester
- O98.812Other maternal infectious and parasitic diseases complicating pregnancy, second trimester
- O98.813Other maternal infectious and parasitic diseases complicating pregnancy, third trimester
- O98.819Other maternal infectious and parasitic diseases complicating pregnancy, unspecified trimester
- O98.82Other maternal infectious and parasitic diseases complicating childbirth
- O98.83Other maternal infectious and parasitic diseases complicating the puerperium
O98.9…
6 codes
- 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
- O98.92Unspecified maternal infectious and parasitic disease complicating childbirth
- O98.93Unspecified maternal infectious and parasitic disease complicating the puerperium
Outside the US? O98 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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