ICD-10-CM · Chapter 15 · O00-O9A

O48 Late pregnancy

Category / Non-billable header 2 subcodes

Block: Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code	Description	Billable
O48..0	Post-term pregnancy	Yes
O48..1	Prolonged pregnancy	Yes

Last reviewed: September 2026