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O42.91

Non-billable

Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor

O42.91 is the ICD-10-CM code for Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor. It is a non-billable category code — use a more specific child code such as O42.911 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O42.9
Subcodes
4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Includes

  • •Premature rupture of membranes before 37 completed weeks of gestation

Frequently asked questions

What is ICD-10 code O42.91?
O42.91 is the ICD-10-CM code for "Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O42.91 a billable code?
No — O42.91 is a non-billable header code. Use a more specific child code (such as O42.911) for billing.
What are the subcodes of O42.91?
O42.91 has 4 more specific child codes, including O42.911, O42.912, O42.913.

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

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