O42.00 – Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation

ICD-10-CM 2027 diagnosis code · Maternal care related to the fetus and amniotic cavity and possible delivery problems

Billable code

ICD-10-CM code O42.00

Code: O42.00 (claims format: O4200)
Description: 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
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 15. Pregnancy, childbirth and the puerperium (O00-O9A)
Block: O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
Parent codes: O42 › O42.0

Index terms for O42.00

Entries in the ICD-10-CM alphabetic index that lead to this code:

Pregnancy, complicated by, premature rupture of membranes, with onset of labor, within 24 hours

Related codes in O42.0

Frequently asked questions

What is ICD-10 code O42.00?

O42.00 is the ICD-10-CM code for premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation, in the block O30-O48 (Maternal care related to the fetus and amniotic cavity and possible delivery problems).

Is O42.00 a billable code?

Yes. O42.00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does O42.00 belong to?

It belongs to category O42 – Premature rupture of membranes.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.