O12.1
⚠ Non-billable (Header)Gestational proteinuria
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 O12.1
Child Codes (6)
O12.10Gestational proteinuria, unspecified trimesterO12.11Gestational proteinuria, first trimesterO12.12Gestational proteinuria, second trimesterO12.13Gestational proteinuria, third trimesterO12.14Gestational proteinuria, complicating childbirthO12.15Gestational proteinuria, complicating the puerperium
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CodeO12.1
BillableNo — Header code
ParentO12
CategoryPregnancy, childbirth and the puerperium (O00-O9A)
Excludes10 rule(s)
Excludes20 note(s)
Child codes6
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)