| P05 | Disorders of newborn related to slow fetal growth and fetal malnutrition |
| P05.0 | Newborn light for gestational age |
| P05.00 | Newborn light for gestational age, unspecified weight |
| P05.01 | Newborn light for gestational age, less than 500 grams |
| P05.02 | Newborn light for gestational age, 500-749 grams |
| P05.03 | Newborn light for gestational age, 750-999 grams |
| P05.04 | Newborn light for gestational age, 1000-1249 grams |
| P05.05 | Newborn light for gestational age, 1250-1499 grams |
| P05.06 | Newborn light for gestational age, 1500-1749 grams |
| P05.07 | Newborn light for gestational age, 1750-1999 grams |
| P05.08 | Newborn light for gestational age, 2000-2499 grams |
| P05.1 | Newborn small for gestational age |
| P05.10 | Newborn small for gestational age, unspecified weight |
| P05.11 | Newborn small for gestational age, less than 500 grams |
| P05.12 | Newborn small for gestational age, 500-749 grams |
| P05.13 | Newborn small for gestational age, 750-999 grams |
| P05.14 | Newborn small for gestational age, 1000-1249 grams |
| P05.15 | Newborn small for gestational age, 1250-1499 grams |
| P05.16 | Newborn small for gestational age, 1500-1749 grams |
| P05.17 | Newborn small for gestational age, 1750-1999 grams |
| P05.18 | Newborn small for gestational age, 2000-2499 grams |
| P05.2 | Newborn affected by fetal (intrauterine) malnutrition not light or small for gestational age |
| P05.9 | Newborn affected by slow intrauterine growth, unspecified |
| P07 | Disorders of newborn related to short gestation and low birth weight, not elsewhere classified |
| P07.0 | Extremely low birth weight newborn |
| P07.00 | Extremely low birth weight newborn, unspecified weight |
| P07.01 | Extremely low birth weight newborn, less than 500 grams |
| P07.02 | Extremely low birth weight newborn, 500-749 grams |
| P07.03 | Extremely low birth weight newborn, 750-999 grams |
| P07.1 | Other low birth weight newborn |
| P07.10 | Other low birth weight newborn, unspecified weight |
| P07.14 | Other low birth weight newborn, 1000-1249 grams |
| P07.15 | Other low birth weight newborn, 1250-1499 grams |
| P07.16 | Other low birth weight newborn, 1500-1749 grams |
| P07.17 | Other low birth weight newborn, 1750-1999 grams |
| P07.18 | Other low birth weight newborn, 2000-2499 grams |
| P07.2 | Extreme immaturity of newborn |
| P07.20 | Extreme immaturity of newborn, unspecified weeks of gestation |
| P07.21 | Extreme immaturity of newborn, gestational age less than 23 completed weeks |
| P07.22 | Extreme immaturity of newborn, gestational age 23 completed weeks |
| P07.23 | Extreme immaturity of newborn, gestational age 24 completed weeks |
| P07.24 | Extreme immaturity of newborn, gestational age 25 completed weeks |
| P07.25 | Extreme immaturity of newborn, gestational age 26 completed weeks |
| P07.26 | Extreme immaturity of newborn, gestational age 27 completed weeks |
| P07.3 | Preterm [premature] newborn [other] |
| P07.30 | Preterm newborn, unspecified weeks of gestation |
| P07.31 | Preterm newborn, gestational age 28 completed weeks |
| P07.32 | Preterm newborn, gestational age 29 completed weeks |
| P07.33 | Preterm newborn, gestational age 30 completed weeks |
| P07.34 | Preterm newborn, gestational age 31 completed weeks |
| P07.35 | Preterm newborn, gestational age 32 completed weeks |
| P07.36 | Preterm newborn, gestational age 33 completed weeks |
| P07.37 | Preterm newborn, gestational age 34 completed weeks |
| P07.38 | Preterm newborn, gestational age 35 completed weeks |
| P07.39 | Preterm newborn, gestational age 36 completed weeks |
| P08 | Disorders of newborn related to long gestation and high birth weight |
| P08.0 | Exceptionally large newborn baby |
| P08.1 | Other heavy for gestational age newborn |
| P08.2 | Late newborn, not heavy for gestational age |
| P08.21 | Post-term newborn |
| P08.22 | Prolonged gestation of newborn |