R75

ICD-10Billable

Inconclusive laboratory evidence of human immunodef virus

Official ICD-10-CM descriptor (FY2026)

Inconclusive laboratory evidence of human immunodeficiency virus [HIV]

R75 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Nonconclusive HIV-test finding in infants

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

asymptomatic human immunodeficiency virus [HIV] infection status (Z21)
human immunodeficiency virus [HIV] disease (B20)

Where this code sits

Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: Abnormal findings on examination of blood, without diagnosis (R70-R79)

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.