MCMedicalCodingSoftware
Z59.11

Z59.11: Inadequate housing environmental temperature

Billable / specific codeICD-10-CMPOA exempt

Z59.11 is a billable, specific ICD-10-CM code for inadequate housing environmental temperature. It is valid for submission on a claim.

Check Z59.11 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Lack of air conditioning
  • Lack of heating

Excludes2 inherited from the categories above Z59.11

Not part of this code, but both may be coded when both are present.

Written on Z59.1: Inadequate housing

  • problems related to the natural and physical environment (Z77.1-)

Written on Z59: Problems related to housing and economic circumstances

  • problems related to upbringing (Z62.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Inadequate, inadequacy›environment, household
  • Lack of›air conditioning
  • Lack of›heating
  • Inadequate, inadequacy›housing›environmental temperature
  • Inadequate, inadequacy›housing›heating
  • Person›living›without›adequate housing›air conditioning
  • Person›living›without›adequate housing›environmental temperature
  • Person›living›without›adequate housing›heating

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z59.1

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.