O42.012Billable
Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, second trimester
Short description: Pretrm prem ROM, onset labor w/n 24 hours of rupt, 2nd tri
- 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 ruptureO42.00Prem ROM, onset labor w/n 24 hr of rupt, unsp weeks of gestYesO42.01Preterm prem ROM, onset labor within 24 hours of ruptureO42.011Pretrm prem ROM, onset labor w/n 24 hours of rupt, first 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 O42.012?
O42.012 is an ICD-10-CM diagnosis code for Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, second trimester.
Is O42.012 a billable code?
Yes. O42.012 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is O42.012 in?
O42.012 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O42.012 become effective?
O42.012 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O42.012?
O42.012 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.