O12
⚠ Non-billable (Header)Gestational [pregnancy-induced] edema and proteinuria without hypertension
Pregnancy, childbirth and the puerperium (O00-O9A)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Child Codes (3)
Clinical Description
ICD-10-CM code O12 represents gestational [pregnancy-induced] edema and proteinuria without hypertension. This code falls under the Pregnancy, childbirth and the puerperium (O00-O9A) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
Frequently Asked Questions
What is ICD-10 code O12?
ICD-10-CM code O12 is "Gestational [pregnancy-induced] edema and proteinuria without hypertension". It belongs to the category: Pregnancy, childbirth and the puerperium (O00-O9A).
Is O12 a billable ICD-10 code?
No, O12 is a non-billable header code. A more specific child code must be used for billing.
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)