Z21
Asymptomatic human immunodeficiency virus [HIV] infection status
- Release
- FY 2027
- Effective
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files.
Inclusion Terms
HIV positive NOS
Excludes1
acquired immunodeficiency syndrome ( B20 )
Excludes1
contact with human immunodeficiency virus [HIV] ( Z20.6 )
Excludes1
exposure to human immunodeficiency virus [HIV] ( Z20.6 )
Excludes1
human immunodeficiency virus [HIV] disease ( B20 )
Excludes1
inconclusive laboratory evidence of human immunodeficiency virus [HIV] ( R75 )
Code First
Human immunodeficiency virus [HIV] disease complicating pregnancy, childbirth and the puerperium, if applicable ( O98.7- )
Version History
How Z21 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentAsymptomatic human immunodeficiency virus [HIV] infection status
-
FY 2026 Effective
UnchangedAsymptomatic human immunodeficiency virus [HIV] infection status
Related Codes
Codes whose official notes reference Z21
- B20 Human immunodeficiency virus [HIV] disease Billable
- O98.7 Human immunodeficiency virus [HIV] disease complicating pregnancy, childbirth and the puerperium
- R75 Inconclusive laboratory evidence of human immunodeficiency virus [HIV] Billable
- Z20.6 Contact with and (suspected) exposure to human immunodeficiency virus [HIV] Billable
- Z78 Other specified health status
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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