Z59.819
✓ Billable
Housing instability, housed unspecified
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z59.819
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Z59.819?
ICD-10-CM code Z59.819 represents Housing instability, housed unspecified. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z59.819 billable?
Yes. Z59.819 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Z59.819 in?
Z59.819 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
Related codes in the Z59 category
Z59
Problems related to housing and economic circumstances
Non-billable
Z59.0
Homelessness
Non-billable
Z59.1
Inadequate housing
Non-billable
Z59.2
Discord with neighbors, lodgers and landlord
Billable
Z59.3
Problems related to living in residential institution
Billable
Z59.4
Lack of adequate food
Non-billable
Z59.5
Extreme poverty
Billable
Z59.6
Low income
Billable
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