ICD-10-CM > Z00-Z99 > Z55-Z65 > Z63 > Z63.3 Z63.3 Absence of family member Non-Billable/Non-Specific Type 1 Excludes absence of family member due to disappearance and death (Z63.4)absence of family member due to separation and divorce (Z63.5) Codes Z63.31Absence of family member due to military deploymentZ63.32Other absence of family member