P07.2 Extreme immaturity of newbornNon-billable header with 7 child codes.
P07.20 Extreme immaturity of newborn, unspecified weeks of gestationP07.21 Extreme immaturity of newborn, gestational age less than 23 completed weeksP07.22 Extreme immaturity of newborn, gestational age 23 completed weeksP07.23 Extreme immaturity of newborn, gestational age 24 completed weeksP07.24 Extreme immaturity of newborn, gestational age 25 completed weeksP07.25 Extreme immaturity of newborn, gestational age 26 completed weeksP07.26 Extreme immaturity of newborn, gestational age 27 completed weeksP07.14 Other low birth weight newborn, 1000-1249 gramsP07.15 Other low birth weight newborn, 1250-1499 gramsP07.16 Other low birth weight newborn, 1500-1749 gramsP07.17 Other low birth weight newborn, 1750-1999 gramsP07.18 Other low birth weight newborn, 2000-2499 gramsP07.2 Extreme immaturity of newborn (this code)P07.20 Extreme immaturity of newborn, unspecified weeks of gestationP07.21 Extreme immaturity of newborn, gestational age less than 23 completed weeksP07.22 Extreme immaturity of newborn, gestational age 23 completed weeksP07.23 Extreme immaturity of newborn, gestational age 24 completed weeksP07.24 Extreme immaturity of newborn, gestational age 25 completed weeks