Z20.6
Billable codeContact with and (suspected) exposure to human immunodeficiency virus [HIV]
The ICD-10 code for contact with and (suspected) exposure to human immunodeficiency virus [hiv] is Z20.6.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- asymptomatic human immunodeficiency virus [HIV]
- HIV infection status (Z21)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z20.0Contact with and (suspected) exposure to intestinal infectious diseasesnon-billable header
- Z20.1Contact with and (suspected) exposure to tuberculosis
- Z20.2Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission
- Z20.3Contact with and (suspected) exposure to rabies
- Z20.4Contact with and (suspected) exposure to rubella
- Z20.5Contact with and (suspected) exposure to viral hepatitis
- Z20.7Contact with and (suspected) exposure to pediculosis, acariasis and other infestations
- Z20.8Contact with and (suspected) exposure to other communicable diseasesnon-billable header
- Z20.9Contact with and (suspected) exposure to unspecified communicable disease
- Z20.6Contact with and (suspected) exposure to human immunodeficiency virus [HIV]
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V0179Approximate match
Associated MS-DRGs
Z20.6 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.