O42
Non-Billable
ChapterO00–O9A
Rankcategory
Official Description
Premature rupture of membranes
Use a more specific code (0 billable, 3 non-billable)
O42.0Premature rupture of membranes, onset of labor within 24 hours of rupturehas subcodesO42.1Premature rupture of membranes, onset of labor more than 24 hours following rupturehas subcodesO42.9Premature rupture of membranes, unspecified as to length of time between rupture and onset of laborhas subcodes
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).
CH15 Parent Instructions
Excludes1(Not coded here. Use a different code.)
Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Clinical Hierarchy
BillableHas subcodes
CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
O42Premature rupture of membranesNot billable
O42.9Premature rupture of membranes, unspecified as to length of time between rupture and onset of laborSubcodes
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to O42:
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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