| P05.00 | Newborn light for gestational age, unspecified weight | BILLABLE CODE |
| P05.01 | Newborn light for gestational age, less than 500 grams | BILLABLE CODE |
| P05.02 | Newborn light for gestational age, 500-749 grams | BILLABLE CODE |
| P05.03 | Newborn light for gestational age, 750-999 grams | BILLABLE CODE |
| P05.04 | Newborn light for gestational age, 1000-1249 grams | BILLABLE CODE |
| P05.05 | Newborn light for gestational age, 1250-1499 grams | BILLABLE CODE |
| P05.06 | Newborn light for gestational age, 1500-1749 grams | BILLABLE CODE |
| P05.07 | Newborn light for gestational age, 1750-1999 grams | BILLABLE CODE |
| P05.08 | Newborn light for gestational age, 2000-2499 grams | BILLABLE CODE |
| P05.09 | Newborn light for gestational age, 2500 grams and over | BILLABLE CODE |
