Z63.3 vs Z63.4
Z63.3 (Absence of family member) compared with Z63.4 (Disappearance and death of family member), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. Z63.3 carries an Excludes1 note covering Z63.4: “absence of family member due to disappearance and death (Z63.4)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| Z63.3Absence of family member | Z63.4Disappearance and death of family member | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99) | Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99) |
| Definition | Absence of family member is a non-billable ICD-10-CM category code (Z63.3). | Disappearance and death of family member is a billable ICD-10-CM diagnosis code (Z63.4). |
| Includes | — | Assumed death of family member Bereavement |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources