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ICD-10/Z63.4

Z63.4 ICD-10-CM Code: Disappearance and death of family member

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.

  • MS-DRG 951 — OTHER FACTORS INFLUENCING HEALTH STATUS (MDC 23)

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Disappearance and death of family member is a billable ICD-10-CM diagnosis code (Z63.4).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for Z63.4 in the official ICD-10-CM tabular list.

Inclusion Terms

Alternative terms the tabular list files under this code.

  • Assumed death of family member
  • Bereavement

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • maltreatment syndrome (T74.-, T76)
  • parent-child problems (Z62.-)
  • problems related to negative life events in childhood (Z62.-)
  • problems related to upbringing (Z62.-)

Nearest Codes in This Family

Official ICD-10-CM classifications closest to Z63.4 in its code family, with their registry titles.

  • Z63.0 — Problems in relationship with spouse or partner
  • Z63.1 — Problems in relationship with in-laws
  • Z63.3 — Absence of family member
  • Z63.31 — Absence of family member due to military deployment
  • Z63.32 — Other absence of family member
  • Z63.5 — Disruption of family by separation and divorce
  • Z63.6 — Dependent relative needing care at home
  • Z63.7 — Other stressful life events affecting family and household
  • Z63.71 — Stress on family due to return of family member from military deployment
  • Z63.72 — Alcoholism and drug addiction in family

View all codes in the Z63 family

Indexed Clinical Terms (6)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Bereavement (uncomplicated)
  • Death (cause unknown) (of) (unexplained) (unspecified cause), family member (assumed)
  • Disappearance of family member
  • Disruption (of), family, due to, bereavement
  • Disruption (of), family, due to, deathor disappearance of family member (assumed)
  • Loss (of), parent in childhood