O34.59
⚠ Non-billable (Header)Maternal care for other abnormalities of gravid uterus
Pregnancy, childbirth and the puerperium (O00-O9A)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for O34.59
Child Codes (4)
O34.591Maternal care for other abnormalities of gravid uterus, first trimesterO34.592Maternal care for other abnormalities of gravid uterus, second trimesterO34.593Maternal care for other abnormalities of gravid uterus, third trimesterO34.599Maternal care for other abnormalities of gravid uterus, unspecified trimester
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CodeO34.59
BillableNo — Header code
ParentO34.5
CategoryPregnancy, childbirth and the puerperium (O00-O9A)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)