ICD-10-CM · Chapter 15 · O00-O9A
O60 Preterm labor
Includes
- onset (spontaneous) of labor before 37 completed weeks of gestation
Excludes 1 (cannot be coded together)
- false labor (O47.0-)
- threatened labor NOS (O47.0-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| O60..0 | Preterm labor without delivery | No |
| O60..00 | Preterm labor without delivery, unspecified trimester | Yes |
| O60..02 | Preterm labor without delivery, second trimester | Yes |
| O60..03 | Preterm labor without delivery, third trimester | Yes |
| O60..1 | Preterm labor with preterm delivery | No |
| O60..10 | Preterm labor with preterm delivery, unspecified trimester | No |
| O60..12 | Preterm labor second trimester with preterm delivery second trimester | No |
| O60..13 | Preterm labor second trimester with preterm delivery third trimester | No |
| O60..14 | Preterm labor third trimester with preterm delivery third trimester | No |
| O60..2 | Term delivery with preterm labor | No |
| O60..20 | Term delivery with preterm labor, unspecified trimester | No |
| O60..22 | Term delivery with preterm labor, second trimester | No |
| O60..23 | Term delivery with preterm labor, third trimester | No |
Plain-language term for this code
The following entry in the US Medical Glossary corresponds to ICD-10-CM category O60:
- Preterm Labor — Trabajo de parto prematuro
Last reviewed: September 2026