ICD-10-CM 2027
ICD-10 code for preterm
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Preterm”. Page updated September 29, 2026.
About coding preterm
The official ICD-10-CM index doesn't give a single default code for preterm; the code depends on the details below.
More specific preterm codes (official index)
- delivery O60.10 — Preterm labor with preterm delivery, unspecified trimester
- labor
- newborn (infant) P07.30 — Preterm newborn, unspecified weeks of gestation
- gestational age
- 28 completed weeks (28 weeks, 0 days through 28 weeks, 6 days) P07.31 — Preterm newborn, gestational age 28 completed weeks
- 29 completed weeks (29 weeks, 0 days through 29 weeks, 6 days) P07.32 — Preterm newborn, gestational age 29 completed weeks
- 30 completed weeks (30 weeks, 0 days through 30 weeks, 6 days) P07.33 — Preterm newborn, gestational age 30 completed weeks
- 31 completed weeks (31 weeks, 0 days through 31 weeks, 6 days) P07.34 — Preterm newborn, gestational age 31 completed weeks
- 32 completed weeks (32 weeks, 0 days through 32 weeks, 6 days) P07.35 — Preterm newborn, gestational age 32 completed weeks
- 33 completed weeks (33 weeks, 0 days through 33 weeks, 6 days) P07.36 — Preterm newborn, gestational age 33 completed weeks
- 34 completed weeks (34 weeks, 0 days through 34 weeks, 6 days) P07.37 — Preterm newborn, gestational age 34 completed weeks
- 35 completed weeks (35 weeks, 0 days through 35 weeks, 6 days) P07.38 — Preterm newborn, gestational age 35 completed weeks
- 36 completed weeks (36 weeks, 0 days through 36 weeks, 6 days) P07.39 — Preterm newborn, gestational age 36 completed weeks