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ICD-10-CM · FY 2026 APRIL UPDATE

O31.3

Continuing pregnancy after elective fetal reduction of one fetus or more

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
O31.30Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimesterCategory
O31.30X0Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, not applicable or unspecifiedBillable
O31.30X1Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, fetus 1Billable
O31.30X2Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, fetus 2Billable
O31.30X3Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, fetus 3Billable
O31.30X4Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, fetus 4Billable
O31.30X5Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, fetus 5Billable
O31.30X9Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester, other fetusBillable
O31.31Continuing pregnancy after elective fetal reduction of one fetus or more, first trimesterCategory
O31.31X0Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, not applicable or unspecifiedBillable
O31.31X1Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, fetus 1Billable
O31.31X2Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, fetus 2Billable
O31.31X3Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, fetus 3Billable
O31.31X4Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, fetus 4Billable
O31.31X5Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, fetus 5Billable
O31.31X9Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester, other fetusBillable
O31.32Continuing pregnancy after elective fetal reduction of one fetus or more, second trimesterCategory
O31.32X0Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, not applicable or unspecifiedBillable
O31.32X1Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, fetus 1Billable
O31.32X2Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, fetus 2Billable
O31.32X3Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, fetus 3Billable
O31.32X4Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, fetus 4Billable
O31.32X5Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, fetus 5Billable
O31.32X9Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester, other fetusBillable
O31.33Continuing pregnancy after elective fetal reduction of one fetus or more, third trimesterCategory
O31.33X0Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester, not applicable or unspecifiedBillable
O31.33X1Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester, fetus 1Billable
O31.33X2Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester, fetus 2Billable
O31.33X3Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester, fetus 3Billable
O31.33X4Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester, fetus 4Billable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.