1 Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. 2  This is the American ICD-10-CM version of J11.1. 3  Other international ICD-10 versions may differ.
It takes approx. 36-40 weeks for the baby to be fully developed. Before that, the baby is premature and might have to spend some time in an incubator.
1 Physical development. 2  Watching your baby grow in size is part of the fun of being a new parent. 3  Don't be alarmed if your newborn loses some weight shortly after birth. 4  This weight usually is regained within 10 to 12 days. 5  Most newborns gain about 4 oz (113 g) to 8 oz (227 g) a week and grow about 1 in.