O12: Gestational [pregnancy-induced] edema and proteinuria without hypertension

Codes under O12 (Gestational [pregnancy-induced] edema and proteinuria without hypertension). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
O12.0	Gestational edema	—
O12.00	Gestational edema, unspecified trimester	✓
O12.01	Gestational edema, first trimester	✓
O12.1	Gestational proteinuria	—
O12.02	Gestational edema, second trimester	✓
O12.2	Gestational edema with proteinuria	—
O12.03	Gestational edema, third trimester	✓
O12.04	Gestational edema, complicating childbirth	✓
O12.05	Gestational edema, complicating the puerperium	✓
O12.10	Gestational proteinuria, unspecified trimester	✓
O12.11	Gestational proteinuria, first trimester	✓
O12.12	Gestational proteinuria, second trimester	✓
O12.13	Gestational proteinuria, third trimester	✓
O12.14	Gestational proteinuria, complicating childbirth	✓
O12.15	Gestational proteinuria, complicating the puerperium	✓
O12.20	Gestational edema with proteinuria, unspecified trimester	✓
O12.21	Gestational edema with proteinuria, first trimester	✓
O12.22	Gestational edema with proteinuria, second trimester	✓
O12.23	Gestational edema with proteinuria, third trimester	✓
O12.24	Gestational edema with proteinuria, complicating childbirth	✓
O12.25	Gestational edema with proteinuria, complicating the puerperium	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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