O41.129
Non-billableChorioamnionitis, unspecified trimester
O41.129 is the ICD-10-CM code for Chorioamnionitis, unspecified trimester. It is a non-billable category code — use a more specific child code such as O41.1290 for billing.
O00-O9A Pregnancy, childbirth and the puerperium
No additional coding notes for this code.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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