2026 ICD-10-CM Diagnosis Code Z63.79Other stressful life events affecting family and household

ICD-10-CM Codes›Z00–Z99›Z55-Z65›Z63

ICD-10-CM Z63.79
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z63.79 is a billable ICD-10-CM diagnosis code for other stressful life events affecting family and household. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The code is not accepted as a principal diagnosis by the Medicare Code Editor and exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Socioeconomic/psychosocial factors.

Code Identity

ICD-10-CM Code
Z63.79
Billable Status
Yes — Valid for Submission
Code Describes
Other stressful life events affecting family and household
Short Description
Other stressful life events affecting family and household
Same as the full description in the CMS dataset.
Parent Code
Z63.7
Other stressful life events affecting family and household

Code Classification

ChapterZ00–Z99Factors influencing health status and contact with health services
SectionZ55-Z65Persons with potential health hazards related to socioeconomic and psychosocial circumstances
CategoryZ63Other problems related to primary support group, including family circumstances
This CodeZ63.79Other stressful life events affecting family and household

Code EditsBilling

Medicare Code Editor checks that affect claim validity for Z63.79.

Unacceptable principal diagnosis
There are selected codes that describe a circumstance which influences an individual's health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.

Present on Admission (POA)Billing

Z63.79 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Death of companion
  • Death of pet
  • Family illness
  • Family intensive care syndrome
  • Family tension
  • Home problems
  • Partner dying
  • Partner has mental health problem
  • Partner has physical health problem
  • Partner unwell
  • Relationship problems with family members due to medical condition
  • Relationship problems with family members due to mental condition
  • Relative with terminal illness
  • Sick child
  • Sickness in family
  • Spouse unwell
  • Tension
  • Tower block syndrome

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Anxiety (normal) about sick person in family
  • Health problems within family
  • Ill or disturbed family member
  • Isolated family

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Disruption(of)
      • family
        • due to
          • stressful life events NEC
    • Isolation, isolated
      • family
    • Problem(with) (related to)
      • presence of sick or disabled person in family or household
    • Sick
      • or handicapped person in family

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR FAC019
Socioeconomic/psychosocial factors
Default principal diagnosis: inpatient No · outpatient No

Patient EducationClinical

Family Issues

There are many kinds of families. Some have two parents, while others have a single parent. Sometimes there is no parent and grandparents raise grandchildren. Some children live in foster families, adoptive families, or in stepfamilies.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert Z63.79 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
V61.3 Problem w aged parent
Approximate The match is approximate rather than exact.
ICD-9-CM
V61.49 Family health probl NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Z63.79Overview

Is Z63.79 (Other stressful life events affecting family and household) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other stressful life events affecting family and household on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

Can Z63.79 be a principal diagnosis?

No. The Medicare Code Editor rejects this code as a principal diagnosis because other stressful life events affecting family and household describes a circumstance that influences health status rather than a current illness. Report it as a secondary diagnosis.

Is Z63.79 exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for other stressful life events affecting family and household on inpatient claims.

What is the ICD-9 equivalent of Z63.79?

Under the General Equivalence Mappings, other stressful life events affecting family and household converts to ICD-9-CM V61.3 (problem w aged parent) and V61.49 (family health probl NEC). The mapping is approximate, so confirm the match fits the documentation.