O63

Non-billable

Long labor

O63 is the ICD-10-CM code for Long labor. It is a non-billable category code — use a more specific child code such as O63.0 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Subcodes
4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code O63?
O63 is the ICD-10-CM code for "Long labor". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O63 a billable code?
No — O63 is a non-billable header code. Use a more specific child code (such as O63.0) for billing.
What are the subcodes of O63?
O63 has 4 more specific child codes, including O63.0, O63.1, O63.2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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