| G47.30 | Sleep apnea, unspecified | BILLABLE CODE |
| G47.31 | Primary central sleep apnea | BILLABLE CODE |
| G47.32 | High altitude periodic breathing | BILLABLE CODE |
| G47.33 | Obstructive sleep apnea (adult) (pediatric) | BILLABLE CODE |
| G47.34 | Idiopathic sleep related nonobstructive alveolar hypoventilation | BILLABLE CODE |
| G47.35 | Congenital central alveolar hypoventilation syndrome | BILLABLE CODE |
| G47.36 | Sleep related hypoventilation in conditions classified elsewhere | BILLABLE CODE |
| G47.37 | Central sleep apnea in conditions classified elsewhere | BILLABLE CODE |
| G47.39 | Other sleep apnea | BILLABLE CODE |
