O34.511 Maternal care for incarceration of gravid uterus, first trimester

Billable ICD-10-CM code, FY2026.

Applies from O34 Maternal care for abnormality of pelvic organs

Includes

• the listed conditions as a reason for hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor

Code first

• any associated obstructed labor (O65.5)

Use additional code

• code for specific condition

MS-DRG index

Defines the logic of DRG(s) 817-819 in MDC 14.

Approximate ICD-9-CM (GEMs)

• 654.31 Retroverted and incarcerated gravid uterus, delivered, with mention of antepartum condition (approximate)
• 654.32 Retroverted and incarcerated gravid uterus, delivered, with mention of postpartum complication (approximate)
• 654.33 Retroverted and incarcerated gravid uterus, antepartum condition or complication (approximate)
• 654.34 Retroverted and incarcerated gravid uterus, postpartum condition or complication (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Maternity diagnoses (age 9 through 64): Age conflict edit. These diagnoses are clinically expected only in patients age 9 through 64.

Code annotations containing back-references to O34.511

Back-references to O34.5

• Type 1 Excludes: N81 Female genital prolapse ("genital prolapse complicating pregnancy, labor or delivery (O34.5-)")
• Type 1 Excludes: N85.4 Malposition of uterus ("malposition of uterus complicating pregnancy, labor or delivery (O34.5-, O65.5)")

Back-references to O34

• Use Additional: O65.5 Obstructed labor due to abnormality of maternal pelvic organs ("code to identify abnormality of pelvic organs O34.-")
• Type 2 Excludes: O99.8 Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium ("maternal care for known or suspected abnormality of maternal pelvic organs (O34.-)")

Nearby codes

• O34.41 Maternal care for other abnormalities of cervix, first trimester
• O34.42 Maternal care for other abnormalities of cervix, second trimester
• O34.43 Maternal care for other abnormalities of cervix, third trimester
• O34.5 Maternal care for other abnormalities of gravid uterus
• O34.51 Maternal care for incarceration of gravid uterus
• O34.511 Maternal care for incarceration of gravid uterus, first trimester (this code)
• O34.512 Maternal care for incarceration of gravid uterus, second trimester
• O34.513 Maternal care for incarceration of gravid uterus, third trimester
• O34.519 Maternal care for incarceration of gravid uterus, unspecified trimester
• O34.52 Maternal care for prolapse of gravid uterus
• O34.521 Maternal care for prolapse of gravid uterus, first trimester