O30.229 Quadruplet pregnancy with two or more monoamniotic fetuses, unspecified trimester

Billable ICD-10-CM code, FY2026.

Applies from O30 Multiple gestation

Code also

• any complications specific to multiple gestation

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 651.20 Quadruplet pregnancy, unspecified as to episode of care or not applicable (approximate)
• V91.22 Quadruplet gestation, with two or more monoamniotic fetuses (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.

Nearby codes

• O30.219 Quadruplet pregnancy with two or more monochorionic fetuses, unspecified trimester
• O30.22 Quadruplet pregnancy with two or more monoamniotic fetuses
• O30.221 Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester
• O30.222 Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester
• O30.223 Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester
• O30.229 Quadruplet pregnancy with two or more monoamniotic fetuses, unspecified trimester (this code)
• O30.23 Quadruplet pregnancy, quadrachorionic/quadra-amniotic
• O30.231 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, first trimester
• O30.232 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, second trimester
• O30.233 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, third trimester
• O30.239 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, unspecified trimester