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O42.0

⚠ Non-billable (Header)

Premature rupture of membranes, onset of labor within 24 hours of rupture

Pregnancy, childbirth and the puerperium (O00-O9A)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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✅ No additional coding notes for O42.0

Child Codes (3)

O42.00Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestationO42.01Preterm premature rupture of membranes, onset of labor within 24 hours of ruptureO42.02Full-term premature rupture of membranes, onset of labor within 24 hours of rupture

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Code Information

CodeO42.0
BillableNo — Header code
ParentO42
CategoryPregnancy, childbirth and the puerperium (O00-O9A)
Excludes10 rule(s)
Excludes20 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)