O42.00Billable
Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation
Short description: Prem ROM, onset labor w/n 24 hr of rupt, unsp weeks of gest
- Chapter
- 15. Pregnancy, childbirth and the puerperium
- Category
- O42
- Effective date
- October 1, 2026
Related codes in category O42
O42Premature rupture of membranesO42.0Premature ROM, onset of labor within 24 hours of ruptureO42.01Preterm prem ROM, onset labor within 24 hours of ruptureO42.011Pretrm prem ROM, onset labor w/n 24 hours of rupt, first triYesO42.012Pretrm prem ROM, onset labor w/n 24 hours of rupt, 2nd triYesO42.013Pretrm prem ROM, onset labor w/n 24 hours of rupt, third triYesO42.019Pretrm prem ROM, onset labor w/n 24 hours of rupt, unsp triYesO42.02Full-term prem ROM, onset labor within 24 hours of ruptureYesO42.1Premature ROM, onset labor more than 24 hours fol ruptureO42.10Prem ROM, onset labor > 24 hr fol rupt, unsp weeks of gestYesO42.11Preterm premature ROM, onset labor > 24 hours fol ruptureO42.111Pretrm prem ROM, onset labor > 24 hours fol rupt, first triYes
Frequently asked questions
What is ICD-10 code O42.00?
O42.00 is an ICD-10-CM diagnosis code for Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation.
Is O42.00 a billable code?
Yes. O42.00 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is O42.00 in?
O42.00 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O42.00 become effective?
O42.00 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O42.00?
O42.00 belongs to category O42, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.