ICD-10-CM > R00-R99 > R00-R09 > R06 > R06.8 > R06.81 R06.81 Apnea, not elsewhere classified Billable/Specific Copy Code Copy Description Applicable To Apnea NOS Type 1 Excludes apnea (of) newborn (P28.4-)sleep apnea (G47.3-)sleep apnea of newborn (primary) (P28.3-)