ICD-10-CM category
O34 Maternal care for known or suspected abnormality of pelvic organs
O34 is a category, not a billable code. Report one of the 54 complete codes below.
O34.0…
4 codes
- O34.00Maternal care for unspecified congenital malformation of uterus, unspecified trimester
- O34.01Maternal care for unspecified congenital malformation of uterus, first trimester
- O34.02Maternal care for unspecified congenital malformation of uterus, second trimester
- O34.03Maternal care for unspecified congenital malformation of uterus, third trimester
O34.1…
4 codes
O34.2…
6 codes
- O34.211Maternal care for low transverse scar from previous cesarean delivery
- O34.212Maternal care for vertical scar from previous cesarean delivery
- O34.218Maternal care for other type scar from previous cesarean delivery
- O34.219Maternal care for unspecified type scar from previous cesarean delivery
- O34.22Maternal care for cesarean scar defect (isthmocele)
- O34.29Maternal care due to uterine scar from other previous surgery
O34.3…
4 codes
O34.4…
4 codes
O34.5…
16 codes
- O34.511Maternal care for incarceration of gravid uterus, first trimester
- O34.512Maternal care for incarceration of gravid uterus, second trimester
- O34.513Maternal care for incarceration of gravid uterus, third trimester
- O34.519Maternal care for incarceration of gravid uterus, unspecified trimester
- O34.521Maternal care for prolapse of gravid uterus, first trimester
- O34.522Maternal care for prolapse of gravid uterus, second trimester
- O34.523Maternal care for prolapse of gravid uterus, third trimester
- O34.529Maternal care for prolapse of gravid uterus, unspecified trimester
- O34.531Maternal care for retroversion of gravid uterus, first trimester
- O34.532Maternal care for retroversion of gravid uterus, second trimester
- O34.533Maternal care for retroversion of gravid uterus, third trimester
- O34.539Maternal care for retroversion of gravid uterus, unspecified trimester
- O34.591Maternal care for other abnormalities of gravid uterus, first trimester
- O34.592Maternal care for other abnormalities of gravid uterus, second trimester
- O34.593Maternal care for other abnormalities of gravid uterus, third trimester
- O34.599Maternal care for other abnormalities of gravid uterus, unspecified trimester
O34.6…
4 codes
O34.7…
4 codes
- O34.70Maternal care for abnormality of vulva and perineum, unspecified trimester
- O34.71Maternal care for abnormality of vulva and perineum, first trimester
- O34.72Maternal care for abnormality of vulva and perineum, second trimester
- O34.73Maternal care for abnormality of vulva and perineum, third trimester
O34.8…
4 codes
- O34.80Maternal care for other abnormalities of pelvic organs, unspecified trimester
- O34.81Maternal care for other abnormalities of pelvic organs, first trimester
- O34.82Maternal care for other abnormalities of pelvic organs, second trimester
- O34.83Maternal care for other abnormalities of pelvic organs, third trimester
O34.9…
4 codes
- O34.90Maternal care for abnormality of pelvic organ, unspecified, unspecified trimester
- O34.91Maternal care for abnormality of pelvic organ, unspecified, first trimester
- O34.92Maternal care for abnormality of pelvic organ, unspecified, second trimester
- O34.93Maternal care for abnormality of pelvic organ, unspecified, third trimester
Outside the US? O34 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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