Emergency: 119
AMDA-IMIC

R75 Inconclusive laboratory evidence of human immunodeficiency virus [HIV]

Billable

Block: Abnormal findings on examination of blood, without diagnosis (R70-R79)

Includes

  • Nonconclusive HIV-test finding in infants

Excludes 1 (cannot be coded together)

  • asymptomatic human immunodeficiency virus [HIV] infection status (Z21)
  • human immunodeficiency virus [HIV] disease (B20)
✓
This category is a complete, billable diagnosis code.

No additional specificity is required — submit R75 directly on claims and documentation without a subcode extension.

Last reviewed: September 2026